Name the term used for mixing of different gases by random molecular motion and ferquent collision.

Name the term used for mixing of different gases by random molecular motion and ferquent collision.
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Name the term used for mixing of different gases by random molecular motion and ferquent collision.
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The process of one substance mixing with another because of molecular motion is called _________.  a. diffusion  b. viscosity  c. streamline flow  d. solution

Description : The process of one substance mixing with another because of molecular motion is called _________.  a. diffusion  b. viscosity  c. streamline flow  d. solution

Last Answer : diffusion

The absolute zero is a temperature at which ______. (1) molecular motion in a gas would cease (2) water freezes (3) all gases become liquid (4) all gases become solid

Description : The absolute zero is a temperature at which ______. (1) molecular motion in a gas would cease (2) water freezes (3) all gases become liquid (4) all gases become solid

Last Answer : (1) molecular motion in a gas would cease Explanation: Absolute zero is the lowest possible temperature where nothing could be colder and no heat energy remains in a substance.

The absolute zero is a temperature at which ______. (1) molecular motion in a gas would cease (2) water freezes (3) all gases become liquid (4) all gases become solid

Description : The absolute zero is a temperature at which ______. (1) molecular motion in a gas would cease (2) water freezes (3) all gases become liquid (4) all gases become solid

Last Answer : (1) molecular motion in a gas would cease Explanation: Absolute zero is the lowest possible temperature where nothing could be colder and no heat energy remains in a substance.

The absolute zero is a temperature at which ______. (1) molecular motion in a gas would cease (2) water freezes (3) all gases become liquid (4) all gases become solid

Description : The absolute zero is a temperature at which ______. (1) molecular motion in a gas would cease (2) water freezes (3) all gases become liquid (4) all gases become solid

Last Answer : (1) molecular motion in a gas would cease Explanation: Absolute zero is the lowest possible temperature where nothing could be colder and no heat energy remains in a substance. It is the point at which all motion in matter stops.

The absolute zero is a temperature at which - (1) Molecular motion in a gas would cease (2) Water freezes (3) All gases become liquid (4) All gases become solid

Description : The absolute zero is a temperature at which - (1) Molecular motion in a gas would cease (2) Water freezes (3) All gases become liquid (4) All gases become solid

Last Answer : (1) Molecular motion in a gas would cease Explanation: Absolute zero is the lowest possible temperature where nothing could be colder and no heat energy remains in a substance. That temperature Molecular motion in a gas would cease.

The absolute zero is a temperature at which _______ (1) molecular motion in a gas would cease (2) water freezes (3) all gases become liquid (4) all gases become solid

Description : The absolute zero is a temperature at which _______ (1) molecular motion in a gas would cease (2) water freezes (3) all gases become liquid (4) all gases become solid

Last Answer : molecular motion in a gas would cease

The reason why a catalyst increases the rate of reaction is that, it (A) Decreases the energy barrier for reaction (B) Increases the activation energy (C) Decreases the molecular collision diameter (D) None of these

Description : The reason why a catalyst increases the rate of reaction is that, it (A) Decreases the energy barrier for reaction (B) Increases the activation energy (C) Decreases the molecular collision diameter (D) None of these

Last Answer : (A) Decreases the energy barrier for reaction

What two primary factors determine whether or no molecular collision leads to a chemical reaction? w) energy and volume of molecules x) energy and mass of molecules y) energy and orientation of molecules z) orientation and volume of molecules

Description : What two primary factors determine whether or no molecular collision leads to a chemical reaction? w) energy and volume of molecules x) energy and mass of molecules y) energy and orientation of molecules z) orientation and volume of molecules

Last Answer : ANSWER: Y -- ENERGY AND ORIENTATION OF MOLECULES

What is the maximum amount of NH3 gas formed by mixing of 14 g N2 and 6 g H2 gases is?

Description : What is the maximum amount of NH3 gas formed by mixing of 14 g N2 and 6 g H2 gases is?

Last Answer : N2(g) + 3H2(g) ==> 2NH3(g) is the balanced equation for thisreaction.14 g N2 x 1 mole N2/28 g = 0.5 moles N2 present6 g H2 x 1 mole H2/2 g = 3 moles O2 presentIn this situation, the amount of N2 ... by the amount of N2.0.5 moles N2 x 2 moles NH3/1 mole N2 = 1 moles NH3 is themaximum amount of NH3.

The amount of combustible escaping unconsumed from the furnace, depends upon the (A) Air supplied and furnace temperature (B) Burner design (thoroughness of mixing versus stratification) (C) Air preheat and the flow of gases in the furnace (mixing by induction, by acceleration or by change of direction) (D) All (A), (B) and (C)

Description : The amount of combustible escaping unconsumed from the furnace, depends upon the (A) Air supplied and furnace temperature (B) Burner design (thoroughness of mixing versus stratification) (C) Air preheat and the flow of ... , by acceleration or by change of direction) (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

If two different gases have the same volume, temperature, and pressure and behave like ideal gases, they will also be identical in which one of the following ways? w) average molecular velocity x) total mass y) total molecular kinetic energy z) average momentum per molecule

Description : If two different gases have the same volume, temperature, and pressure and behave like ideal gases, they will also be identical in which one of the following ways? w) average molecular velocity x) total mass y) total molecular kinetic energy z) average momentum per molecule

Last Answer : ANSWER: Y -- TOTAL MOLECULAR KINETIC ENERGY

The force which opposes the relative motion between different layers of liquid or gases is called – (1) Critical Velocity (2) Streamline Flow (3) Terminal Velocity (4) Viscous Force

Description : The force which opposes the relative motion between different layers of liquid or gases is called – (1) Critical Velocity (2) Streamline Flow (3) Terminal Velocity (4) Viscous Force

Last Answer : (4) Viscous Force Explanation: Critical Velocity – The maximum velocity upto which fluid motion is streamline is called Critical Velocity. Streamline Flow – If velocity of all fluid particles is same all the time then it can be said in streamline flow.

The vapour densities of two gases are in the ratio of `1 : 3 ` . Their molecular masses are in the ratio of : -

Description : The vapour densities of two gases are in the ratio of `1 : 3 ` . Their molecular masses are in the ratio of : -

Last Answer : The vapour densities of two gases are in the ratio of `1 : 3 ` . Their molecular masses are in the ratio of : - A. ` ... `1 : 2` C. `2 : 3` D. `3 : 1`

Account for the following properties of gases on the basis of kinetic molecular theory of gasesa) high compressibility b) gases occupy whole of the volume available to them.

Description : Account for the following properties of gases on the basis of kinetic molecular theory of gasesa) high compressibility b) gases occupy whole of the volume available to them.

Last Answer : Ans. a) High compressibility is due to large empty space between the gas molecules. b) Due to absence of attractive forces between the molecules, they can easily separate from one another.

According to Avogadro’s law  A. the product of the gas constant and the molecular mass of an ideal gas is constant  B. the sum of partial pressure of the mixture of two gases is sum of the two  C. equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules  D. all of the above

Description : According to Avogadro's law  A. the product of the gas constant and the molecular mass of an ideal gas is constant  B. the sum of partial pressure of the mixture of two gases is sum of the ... all gases, at the same temperature and pressure, contain equal number of molecules  D. all of the above

Last Answer : Answer: C

According to Avogadro’s law, the density of any two gases is __________ their molecular masses, if the gases are at the same temperature and pressure.  A. equal to  B. directly proportional to  C. inversely proportional to

Description : According to Avogadro’s law, the density of any two gases is __________ their molecular masses, if the gases are at the same temperature and pressure.  A. equal to  B. directly proportional to  C. inversely proportional to

Last Answer : Answer: B

The value of the product of molecular weight and the gas characteristic constant for all the gases in S.I. units is  (a) 29.27 J/kmol°K  (b) 83.14J/kmol°K  (c) 848J/kmol°K  (d) All J/kmol °K  (e) 735 J/kmol °K.

Description : The value of the product of molecular weight and the gas characteristic constant for all the gases in S.I. units is  (a) 29.27 J/kmol°K  (b) 83.14J/kmol°K  (c) 848J/kmol°K  (d) All J/kmol °K  (e) 735 J/kmol °K.

Last Answer : Answer : b

The value of the product of molecular weight and the gas characteristic constant for all the gases in M.K.S. unit is  (a) 29.27 kgfm/mol°K  (b) 8314kgfm/mol°K  (c) 848kgfm/mol°K  (d) 427kgfm/mol°K  (e) 735 kgfm/mol°K.

Description : The value of the product of molecular weight and the gas characteristic constant for all the gases in M.K.S. unit is  (a) 29.27 kgfm/mol°K  (b) 8314kgfm/mol°K  (c) 848kgfm/mol°K  (d) 427kgfm/mol°K  (e) 735 kgfm/mol°K.

Last Answer : Answer : c

To convert volumetric analysis to gravimetric analysis, the relative volume of each constituent of the flue gases is  (a) divided by its molecular weight  (b) multiplied by its molecular weight  (c) multiplied by its density  (d) multiplied by its specific weight  (e) divided by its specific weight.

Description : To convert volumetric analysis to gravimetric analysis, the relative volume of each constituent of the flue gases is  (a) divided by its molecular weight  (b) multiplied by its molecular weight  (c) ... by its density  (d) multiplied by its specific weight  (e) divided by its specific weight.

Last Answer : Answer : b

The statement that molecular weights of all gases occupy the same volume is known as  (a) Avogadro’s hypothesis  (b) Dalton’s law  (c) Gas law  (d) Law of thermodynamics  (e) Joule’s law.

Description : The statement that molecular weights of all gases occupy the same volume is known as  (a) Avogadro’s hypothesis  (b) Dalton’s law  (c) Gas law  (d) Law of thermodynamics  (e) Joule’s law.

Last Answer : Answer : a

According to Avogadro’s Hypothesis  (a) the molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature  (b) the sum of partial pressure of mixture of two gases is sum of the two  (c) product of the gas constant and the molecular weight of an ideal gas is constant  (d) gases have two values of specific heat  (e) all systems can be regarded as closed systems.

Description : According to Avogadro's Hypothesis  (a) the molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature  (b) the sum of partial pressure of ... gases have two values of specific heat  (e) all systems can be regarded as closed systems.

Last Answer : Answer : a

The same volume of all gases would represent their  (a) densities  (b) specific weights  (c) molecular weights  (d) gas characteristic constants  (e) specific gravities.

Description : The same volume of all gases would represent their  (a) densities  (b) specific weights  (c) molecular weights  (d) gas characteristic constants  (e) specific gravities.

Last Answer : Answer : c

According to Dalton’s law, the total pres sure of the mixture of gases is equal to  (a) greater of the partial pressures of all  (b) average of the partial pressures of all  (c) sum of the partial pressures of all  (d) sum of the partial pressures of all divided by average molecular weight  (e) atmospheric pressure.

Description : According to Dalton's law, the total pres sure of the mixture of gases is equal to  (a) greater of the partial pressures of all  (b) average of the partial pressures of all  (c) sum ... all  (d) sum of the partial pressures of all divided by average molecular weight  (e) atmospheric pressure.

Last Answer : Answer : c

When radiation breaks an electron pair bond in a molecule and each fragment of the molecule gets one of the bond electrons, the molecular fragments that are formed are called: w) ions x) free radicals y) stable molecules z) gases

Description : When radiation breaks an electron pair bond in a molecule and each fragment of the molecule gets one of the bond electrons, the molecular fragments that are formed are called: w) ions x) free radicals y) stable molecules z) gases

Last Answer : ANSWER: X -- FREE RADICALS

The energy associated with the random motion of molecules or atoms within a substance is?

Description : The energy associated with the random motion of molecules or atoms within a substance is?

Last Answer : Thermal energy

Object moving along a circular path is A. in equilibrium B. not in equilibrium C. not moving with constant speed D. in random motion

Description : Object moving along a circular path is A. in equilibrium B. not in equilibrium C. not moving with constant speed D. in random motion

Last Answer : not in equilibrium

Harmonic motion is A) Necessarily a periodic motion B) An aperiodic motion C) A motion described in a circle D) A random motion

Description : Harmonic motion is A) Necessarily a periodic motion B) An aperiodic motion C) A motion described in a circle D) A random motion

Last Answer : A) Necessarily a periodic motion

The random motion of particles suspended in a fluid is called: w) Boson Condensation x) Fermi Motion y) Brownian Motion z) Pauli Motion

Description : The random motion of particles suspended in a fluid is called: w) Boson Condensation x) Fermi Motion y) Brownian Motion z) Pauli Motion

Last Answer : ANSWER: Y -- BROWNIAN MOTION

The random motion of holes and free electrons due to thermal agitation is called ……….

Last Answer : The random motion of holes and free electrons due to thermal agitation is called Diffusion.

An enzyme promotes a chemical reaction by (A) Lowering the energy of activation (B) Causing the release of heat which acts as a primer (C) Increasing molecular motion (D) Changing the free energy difference between substrate and product

Description : An enzyme promotes a chemical reaction by (A) Lowering the energy of activation (B) Causing the release of heat which acts as a primer (C) Increasing molecular motion (D) Changing the free energy difference between substrate and product

Last Answer : Answer : A

Absolute Zero is defined as – (1) The temperature at which all molecular motion ceases (2) At which water boils at 298K (3) At which liquid Helium boils (4) At which the volume becomes zero

Description : Absolute Zero is defined as – (1) The temperature at which all molecular motion ceases (2) At which water boils at 298K (3) At which liquid Helium boils (4) At which the volume becomes zero

Last Answer : (1) The temperature at which all molecular motion ceases Explanation: Absolute zero is the temperature at which all motion in matter stops and is thought to be unreachable. It is ... nature have minimal vibrational motion, retaining only quantum mechanical, zero-point energy-induced particle motion.

A temperature scale whose zero point is absolute zero, the temperature of “0” entropy at which all molecular motion stops.  a. Celsius  b. Fahrenheit  c. Kelvin  d. Rankine

Description : A temperature scale whose zero point is absolute zero, the temperature of “0” entropy at which all molecular motion stops.  a. Celsius  b. Fahrenheit  c. Kelvin  d. Rankine

Last Answer : Kelvin

The energy of molecular motion appears as  (a) heat  (b) potential energy  (c) surface tension  (d) friction  (e) increase in pressure.

Description : The energy of molecular motion appears as  (a) heat  (b) potential energy  (c) surface tension  (d) friction  (e) increase in pressure.

Last Answer : Answer : a

The energy of molecular motion in a gas appears in the form of: w) friction x) internal energy y) temperature z) potential energy

Description : The energy of molecular motion in a gas appears in the form of: w) friction x) internal energy y) temperature z) potential energy

Last Answer : ANSWER: Y -- TEMPERATURE

At what Celsius temperature should all molecular motion cease?

Description : At what Celsius temperature should all molecular motion cease? 

Last Answer : ANSWER: -273.16 DEGREES CELSIUS (ACCEPT -273)

Absolute Zero is defined as (1) The temperature at which all molecular motion ceases (2) At which water boils at 298K (3) At which liquid Helium boils (4) At which the volume becomes zero

Description : Absolute Zero is defined as (1) The temperature at which all molecular motion ceases (2) At which water boils at 298K (3) At which liquid Helium boils (4) At which the volume becomes zero

Last Answer : The temperature at which all molecular motion ceases

In compression ignition engines, swirl denotes a. Haphazard motion of the gases in the cylinder b. Rotary motion of the gases in the cylinder. c. Radial motion of the gases in the cylinder. d. None of the above

Description : In compression ignition engines, swirl denotes a. Haphazard motion of the gases in the cylinder b. Rotary motion of the gases in the cylinder. c. Radial motion of the gases in the cylinder. d. None of the above

Last Answer : ANSWER a. Haphazard motion of the gases in the chamber

Why does a cannon recoil after firing? (1) Conservation of energy (2) Backward thrust of gases produced (3) NeMon's third law of motion (4) Newton's first law of motion

Description : Why does a cannon recoil after firing? (1) Conservation of energy (2) Backward thrust of gases produced (3) NeMon's third law of motion (4) Newton's first law of motion

Last Answer : (3) NeMon's third law of motion Explanation: Recoil is the backward momentum of a gun when it is discharged. In technical terms, the recoil caused by the gun exactly balances the forward momentum of ... 's third law. In case of canons, the momentum is transferred to the ground through its mount.

In liquids and gases the current is due to the motion a. negative charges b. positive charges c. both negative and positive charges d. neutral particles

Description : In liquids and gases the current is due to the motion a. negative charges b. positive charges c. both negative and positive charges d. neutral particles

Last Answer : c. both negative and positive charges

Why does a cannon recoil after firing ? (1) Conservation of energy (2) Backward thrust of gases produced (3) Newton’s third law of motion (4) Newton’s first law of motion

Description : Why does a cannon recoil after firing ? (1) Conservation of energy (2) Backward thrust of gases produced (3) Newton’s third law of motion (4) Newton’s first law of motion

Last Answer : Newton’s third law of motion

In a star-topology Ethernet LAN, _______ is just a point where the signals coming from different stations collide; it is the collision point.

Description : In a star-topology Ethernet LAN, _______ is just a point where the signals coming from different stations collide; it is the collision point.

Last Answer : a passive hub

Will mixing different brands of toothpaste make for a super tooth paste?

Description : Will mixing different brands of toothpaste make for a super tooth paste?

Last Answer : answer:I think it will not make any difference to your teeth, I buy one of the ones that does everything.

Bulking of sand is (A) Mixing of different sizes of sand particles (B) Mixing of lime with sand (C) Maximum water with sand (D) Swelling of sand when wetted

Description : Bulking of sand is (A) Mixing of different sizes of sand particles (B) Mixing of lime with sand (C) Maximum water with sand (D) Swelling of sand when wetted

Last Answer : Answer: Option D

Explain the objectives of mixing. Explain the different types of mixtures.

Description : Explain the objectives of mixing. Explain the different types of mixtures. 

Last Answer : Objective of mixing 1) To form a uniform mixture. 2)To promote chemical reaction to get uniform product 3) Help in formation of suspension/paste 4) Help in mixing of water and oil .e.g. emulsion. ... not have tendency to mix but once mix, don't separate after mixing. E.g. ointment, paste, cream.

Name the different mechanisms which are applicable in mixing of powders.

Description : Name the different mechanisms which are applicable in mixing of powders.

Last Answer : The mixing mechanisms are as follows: 1)Convective mixing 2) Shear mixing 3) Diffusion mixing

Can someone explain to me the science behind an asteroid collision?

Description : Can someone explain to me the science behind an asteroid collision?

Last Answer : answer:Pour a small pile of table salt into your hand. Now blow on it. What happened to the salt?

Is there a train collision, a near miss, or free passage?

Description : Is there a train collision, a near miss, or free passage?

Last Answer : Ugh – having flashbacks of high school Algebra! Make it stop!

Which is worse, hitting a brick wall at 60 MPH, or having a head on collision with each car going 30 MPH?

Description : Which is worse, hitting a brick wall at 60 MPH, or having a head on collision with each car going 30 MPH?

Last Answer : The brickwall, because the wall will disintegrate, the bricks will penetrate your windshield and utterly smash your skull. Also, http://warp.povusers.org/grrr/collisionmath.html

A collision on a two-lane road, who is to blame? (Details inside. )

Description : A collision on a two-lane road, who is to blame? (Details inside. )

Last Answer : Don’t even need Johnpennington for this one! The vehicle that crossed the dividing line is at fault! Next case!