What happens to the particles of a substance when energy is added to it?

What happens to the particles of a substance when energy is added to it?
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What happens to the particles in a substance as it melts?

Description : What happens to the particles in a substance as it melts?

Last Answer : The particles move more quickly and begin to move from place toplace

What refers to the transfer of energy from the more energetic particles of a substance to the adjacent less energetic ones as a result of interaction between particles?

Description : What refers to the transfer of energy from the more energetic particles of a substance to the adjacent less energetic ones as a result of interaction between particles?  A. Conduction  B. Convection  C. Radiation  D. Electrification

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What change in state requires an energy to be added to the substance?

Description : What change in state requires an energy to be added to the substance?

Last Answer : All in the sequence : solid -> liquid -> gas ->plasma.

The amount of heat energy per kilogram that must be added or removed when a substance changes from one phase to another.  a. specific heat  b. heat of expansion  c. latent heat  d. useful heat

Description : The amount of heat energy per kilogram that must be added or removed when a substance changes from one phase to another.  a. specific heat  b. heat of expansion  c. latent heat  d. useful heat

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When energy transfer to air what happens to the particles of air?

Description : When energy transfer to air what happens to the particles of air?

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When energy transfer to air what happens to the particles of air?

Description : When energy transfer to air what happens to the particles of air?

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Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles (i.e., froth), which will hold the ore particles, but it does not affect the floatability of minerals. Which of the following is not used as a frother? (A) Cresylic acid (B) Xanthaies (C) Pine oil (D) All 'a' 'b' & 'c'

Description : Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles (i.e., froth), which will hold the ore particles, but it does not affect the floatability of minerals. Which of the following ... A) Cresylic acid (B) Xanthaies (C) Pine oil (D) All 'a' 'b' & 'c'

Last Answer : (B) Xanthaies

What happens to the energy added during a phase change apex?

Description : What happens to the energy added during a phase change apex?

Last Answer : What is the answer ?

What happens when a catalyst is added to a system at equilibrium? A The reaction follows an alternative pathway of lower activation energy. B The heat of reaction decreases. C The potential energy of the reactants decreases. D The potential energy of the products decreases. E The rate of chemical reaction decreases.

Description : What happens when a catalyst is added to a system at equilibrium? A The reaction follows an alternative pathway of lower activation energy. B The heat of reaction decreases. C The potential ... decreases. D The potential energy of the products decreases. E The rate of chemical reaction decreases.

Last Answer : A The reaction follows an alternative pathway of lower activation energy.

What properties do nanoscale particles have that are different than those of macroscopic samples of the same substance?

Description : What properties do nanoscale particles have that are different than those of macroscopic samples of the same substance?

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A liquid substance _______. A. has particles packed tightly together B. has definite volume C. has definite shape D. has particles arranged in a regular pattern?

Description : A liquid substance _______. A. has particles packed tightly together B. has definite volume C. has definite shape D. has particles arranged in a regular pattern?

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Emission of β-particles during radioactive decay of a substance is from (A) Innermost shell (B) Nucleus (C) Outermost shell (D) None of these

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Last Answer : (B) Nucleus

The half life period of a radioactive substance is best determined by counting the number of alpha particles emitted per second in a GeigerMuller counter from its known quantity. If the half life period of aradioactive substance is one month, then(A) 3/4th of it will disintegrate in two months(B) It will completely disintegrate in two months(C) It will completely disintegrate in four months(D) 1/8th of it will remain intact at the end of four months

Description : The half life period of a radioactive substance is best determined by counting the number of alpha particles emitted per second in a GeigerMuller counter from its known quantity. If the half life period of a ... in four months (D) 1/8th of it will remain intact at the end of four months

Last Answer : (B) It will completely disintegrate in two months

The movement of particles or molecules of a substance from the region of higher con- centration to a region of lower concentration is called........

Description : The movement of particles or molecules  of a substance from the region of higher con- centration to a region of lower concentration  is called........ 

Last Answer : Diffusion

A catalyst loses its activity due to (A) Loss in surface area of the active component (B) Agglomeration of metal particles caused by thermal sintering of the solid surface (C) Covering of the catalytic active sites by a foreign substance (D) All (A), (B) and (C)

Description : A catalyst loses its activity due to (A) Loss in surface area of the active component (B) Agglomeration of metal particles caused by thermal sintering of the solid surface (C) Covering of the catalytic active sites by a foreign substance (D) All (A), (B) and (C)

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

Pick up the correct statement from the following: (A) To an agriculturist, soil is the substance existing on the earth's surface, which grows and develops plants (B) To a geologist, soil is the material in a relatively thin surface zone within which roots occur, and rest of the crust is termed as rock irrespective of hardness (C) To an engineer, soil is the unaggregated and uncemented deposits of minerals and organic particles covering the earth's crust (D) All the above

Description : Pick up the correct statement from the following: (A) To an agriculturist, soil is the substance existing on the earth's surface, which grows and develops plants (B) To a geologist, soil ... and uncemented deposits of minerals and organic particles covering the earth's crust (D) All the above

Last Answer : (D) All the above

To detect gas leakage from gas cylinders, which odorous substance is added to it? -General Knowledge

Description : To detect gas leakage from gas cylinders, which odorous substance is added to it? -General Knowledge

Last Answer : answer:

When heat is added to or removed from a substance it may change its state. What state will most likely result if heat is added to a liquid?

Description : When heat is added to or removed from a substance it may change its state. What state will most likely result if heat is added to a liquid?

Last Answer : A gas.

The substance that is added to make natural rubber strong and more bouncy is – (1) Polythene (2) Sponge (3) Sulphur (4) Chlorine

Description : The substance that is added to make natural rubber strong and more bouncy is – (1) Polythene (2) Sponge (3) Sulphur (4) Chlorine

Last Answer : (3) Sulphur Explanation: Vulcanization is a chemical process for converting rubber or related polymers into more durable materials via the addition of sulfur or other equivalent "curatives ... individual polymer chains. Vulcanized materials are less sticky and have superior mechanical properties.

Which substance is added for getting yellow colour to glass?

Description : Which substance is added for getting yellow colour to glass?

Last Answer : Chromium salt

The substance which is added to glass to increase its hardness?

Description : The substance which is added to glass to increase its hardness?

Last Answer : Borax

Substance added to ore to remove impuri- ties is known as?

Description : Substance added to ore to remove impuri- ties is known as?

Last Answer : Flux

A student took Sodium Sulphate solution in a test tube and added Barium Chloride solution to it. He observed that an insoluble substance has formed. The colour and molecular formula of the insoluble substance is (a) Grey, Ba2SO4 (b) Yellow, Ba(SO4)2, (c) White, BaSO4 (d) Pink, BaSO4,

Description : A student took Sodium Sulphate solution in a test tube and added Barium Chloride solution to it. He observed that an insoluble substance has formed. The colour and molecular formula of the insoluble substance is (a) Grey, Ba2SO4 (b) Yellow, Ba(SO4)2, (c) White, BaSO4 (d) Pink, BaSO4,

Last Answer : Answer: (c) White, BaSO4

The substance added to lighten the colour of jaggery or sugar during its manufacture is

Description : The substance added to lighten the colour of jaggery or sugar during its manufacture is

Last Answer : hydrosol or sodium bi sulphate.

The substance added to improve the characteristics of writing paper is

Description : The substance added to improve the characteristics of writing paper is

Last Answer : chalk or china clay.

The substance added to decolourise the glass articles during manufacture of glass is

Description : The substance added to decolourise the glass articles during manufacture of glass is

Last Answer : Manganese dioxide.

Which of the following is a correct observation when water is added to substance ̳X‘ (a) vigorous bubbling and a hissing sound (b) slow bubbling with no sound (c) vigorous bubbling with evolution of heat and a hissing sound (d) only hissing sound

Description : Which of the following is a correct observation when water is added to substance ̳X‘ (a) vigorous bubbling and a hissing sound (b) slow bubbling with no sound (c) vigorous bubbling with evolution of heat and a hissing sound (d) only hissing sound

Last Answer : (c) vigorous bubbling with evolution of heat and a hissing sound

When a substance is added to a liquid medium which inhibits the growth of unwanted bacteriaand favors the growth of wanted bacteria, it is known as A- differential medium B- enriched medium C- enrichment medium D-selective medium

Description : When a substance is added to a liquid medium which inhibits the growth of unwanted bacteriaand favors the growth of wanted bacteria, it is known as A- differential medium B- enriched medium C- enrichment medium D-selective medium

Last Answer : enrichment medium

The chemical potential of a component (μi) of a phase is the amount by which its capacity for doing all work, barring work of expansion is increased per unit amount of substance added for an infinitesimal addition at constant temperature and pressure. It is given by (A) (∂E/∂ni)S, v, nj (B) (∂G/∂ni)T, P, nj = (∂A/∂ni) T, v, nj (C) (∂H/∂ni)S, P, nj (D) All (A), (B) and (C)

Description : The chemical potential of a component (μi) of a phase is the amount by which its capacity for doing all work, barring work of expansion is increased per unit amount of substance added for an infinitesimal addition at constant temperature and ... , nj (C) (∂H/∂ni)S, P, nj (D) All (A), (B) and (C)

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

A volatile substance added to a paint to make its application easy and smooth, is known as (A) Base (B) Solvent (C) Vehicle (D) None to these

Description : A volatile substance added to a paint to make its application easy and smooth, is known as (A) Base (B) Solvent (C) Vehicle (D) None to these

Last Answer : Answer: Option B

The ______ of a substance is the amount of heat that must be added or removed from a unit mass of the substance to change its temperature by one degree.  A. Latent heat of fusion  B. Molar heat  C. Specific heat capacity  D. Specific heat

Description : The ______ of a substance is the amount of heat that must be added or removed from a unit mass of the substance to change its temperature by one degree.  A. Latent heat of fusion  B. Molar heat  C. Specific heat capacity  D. Specific heat

Last Answer : Specific heat capacity

The substance that is added to make natural rubber strong and more bouncy is (1) Polythene (2) Sponge (3) Sulphur (4) Chlorine

Description : The substance that is added to make natural rubber strong and more bouncy is (1) Polythene (2) Sponge (3) Sulphur (4) Chlorine

Last Answer : Sulphur

What happens to the speed of particles when the temperature heats up?

Description : What happens to the speed of particles when the temperature heats up?

Last Answer : The speed of particles increase when temperature increase.

If i burn toast what happens to the smoke particles?

Description : If i burn toast what happens to the smoke particles?

Last Answer : The smoke is spreading into the atmosphere.

How can gas particles be compressed and what happens to the volume of the gas?

Description : How can gas particles be compressed and what happens to the volume of the gas?

Last Answer : Need answer

Describe an activity to observe what happens when quick lime is added to water taken in a beaker. State two important observations and name the type of reaction taking place. -Chemistry

Description : Describe an activity to observe what happens when quick lime is added to water taken in a beaker. State two important observations and name the type of reaction taking place. -Chemistry

Last Answer : Answer. Aim: To observe what happens when quicklime is added to water taken in a beaker. Materials Required:- Quicklime (calcium oxide), water, beaker.Procedure: 1. Take 5 g of calcium oxide in a ... example for each of decomposion reaction carried out with help of (i) Electricity (ii) Heat (iii)

(a) Write the essential condition for the following reaction to take place: 2AgBr—-> 2Ag + Br2 Write one application of this reaction. (b) Complete the following chemical equation of a chemical reaction 2FeS04 — chemical-reactions-and-equations-chapter-wise-important-questions-class-10-science-5 (c) What happens when water is added to quick line. Write chemical equation. -Chemistry

Description : (a) Write the essential condition for the following reaction to take place: 2AgBr--> 2Ag + Br2 Write one application of this reaction. (b) Complete the following chemical equation of a chemical ... science-5 (c) What happens when water is added to quick line. Write chemical equation. -Chemistry

Last Answer : Answer. This reaction is used in photography. (c) Slaked lime is formed with hissing sound and lot of heat is envolved.

What happens when is heat is added to silicon?

Description : What happens when is heat is added to silicon?

Last Answer : happens when heat is added to silicon?

What happens when heat is added to silicon ?

Description : What happens when heat is added to silicon ?

Last Answer : happens when heat is added to silicon?

What happens when metal is added to a metal ? F and j are in the field.

Description : What happens when metal is added to a metal ? F and j are in the field.

Last Answer : answer is yes.

What happens when lime is added to water ?

Description : What happens when lime is added to water ?

Last Answer : : Adding water to lime produces heat and calcium hydroxide

What Happens When Information is Added , Processed and Stored ?

Description : What Happens When Information is Added , Processed and Stored ?

Last Answer : Information technology is associated with the distribution , processing and storage of information.

What happens when ammonium chloride is added to water ?

Last Answer : Adding ammonium chloride to water reduces water temperature.

What happens if distilled water is not added to the battery as per time and requirement ?

Last Answer : Battery capacity decreases and plate can be damaged.

What happens when `H_(2)SO_(4)` added to `CaF_(2)`

Description : What happens when `H_(2)SO_(4)` added to `CaF_(2)`

Last Answer : What happens when `H_(2)SO_(4)` added to `CaF_(2)` A. Gives `CaSO_(4)` B. Gives HF C. Gives 1 & 2 D. Gives `CaHF_(2)`

When phenolphthalein is added to a basic solution what happens?

Description : When phenolphthalein is added to a basic solution what happens?

Last Answer : Phenolphthalein is added to a basic solution is colorless.

What happens when caustic soda is added to vinegar?

Description : What happens when caustic soda is added to vinegar?

Last Answer : Caustic soda is sodium hydroxide (NaOH), which is a strong base. Vinegar, a weak acid, is dilute acetic acid (CH3COOH). When combined, they undergo a neutralization reaction producing water and the salt sodium ... chemical equation is written below.NaOH(aq) + CH3COOH(aq) --> H2O(l) + NaCH3COO(aq)

What happens to an electrical field around a single charge when another charge is added to the system?

Description : What happens to an electrical field around a single charge when another charge is added to the system?

Last Answer : What is the answer ?