What volume of `O_(2)` is soluble in `100cm^(3)` of water at 293 K.

1 Answer

Answer :

What volume of `O_(2)` is soluble in `100cm^(3)` of water at 293 K. A. `3.08c c` B. `30.8cm^(3)` C. `1.02cm^(3)` D. `4.2cm^(3)`

Related questions

Description : ECE Board Exam March 1996 A receiver connected to an antenna whose resistance is 50 ohms has an equivalent noise resistance of 30 ohms. What is the receiver’s noise temperature? A. 754 K B. 464 K C. 174 K D. 293 K

Last Answer : C. 174 K

Description : Which solution will allow greater conductance of electricity, 1 M NaCl at 293 K or 1 M NaCl at 323 K and why ?

Last Answer : Ans. 1 M NaCl at 323 K as the ionic mobilities increase with increase in temperature. 

Description : Convert the change of temperature from 20˚C to 30˚C to Kelvin scale.  a. 10 K  b. 293 K  c. 303 K  d. 273 K

Last Answer : 10 K

Description : Find the current in a conductor with resistance 2 ohm, electric field 2 units and distance 100cm. a) 1A b) 10mA c) 10A d) 100mA

Last Answer : a) 1A

Description : Tractor drawn disc harrows have concave discs of size varying from… diameter. a. 55-90cm b. 60-100cm d. None of the above

Last Answer : Ans - c. 35-70cm

Description : A simplified version of the Wheatstone bridge wherein, two of the ratio arms are replaced by a 100cm long Manganin of uniform cross-sections and provided with a slider

Last Answer : slide-wire bridge

Description : What 6 divided by 293 And what is the quotient and remainder?

Last Answer : 0.0205

Description : How much heat is absorbed by 60.00 grams of copper when it is heated from 293 Kelvin to 353 Kelvin?

Last Answer : 1,386 J

Description : During erection, the pile of length is supported by a crane at a distance of (A) 0.207 l (B) 0.293 l (C) 0.707 l (D) 0.793 l

Last Answer : (C) 0.707 l

Description : In a pile of length , the points of suspension from ends for lifting it are located at (A) 0.207 l (B) 0.25 l (C) 0.293 l (D) 0.333 l

Last Answer : A

Description : 21, 23, 29, 53, 173, _____ a) 210 b) 893 c) 720 d) 253 e) 293

Last Answer : Difference between each successive tam is factorial of number starting from 2, like 23-21 = 2, then 29-23 = 6 means 3!, then 53-29 = 24 means 4!, then next difference is 173-53 = 120 means 5!, so next difference would be 6! i.e. 720 so term will be 173+720 = 893. Answer: b)

Description : Virender Sehwag was in news recently for his score of 293 runs in the first inning of the third test match between India and Sri Lanka in Mumbai. Who has scored the highest number of double centuries in tests for ... b. Rahul Dravid c. Sachin Tendulkar d. Sunil Gavaskar e. Both (1) and (3)

Last Answer : a. Virender Sehwag

Description : What is 20 degrees Celsius in degrees Kelvin? w) 70 degrees x) 293 degees y) 100 degrees z) 212 degrees

Last Answer : ANSWER: X -- 293 DEGREES

Description : A rise in temperature of 20 Kelvin degrees is equal to a rise of: w) 20 degrees Celsius x) 36 degrees Celsius y) 68 degrees Celsius z) 293 degrees Celsius

Last Answer : ANSWER: W -- 20 DEGREES CELSIUS

Description : A water soluble form of vitamin K is (A) Phylloquinone (B) Farnoquinone (C) Menadione (D) None of these

Last Answer : Answer : C

Description : Which one of the following is a water soluble vitamin? (1) A (2) C (3) K (4) D

Last Answer : (2) C Explanation: Vitamins are classified as either fat soluble (vitamins A, D, E and K) or water soluble (vitamins B and C).B-complex vitamins and vitamin C are water-soluble ... must be replaced each day. These vitamins are easily destroyed or washed out during food storage and preparation.

Description : Which of the following vitamins are water soluble? (1) Vit. A and Vit. B (2) Vit. B and Vit. C (3) Vit. C and Vit. D (4) Vit. A and Vit. K

Last Answer : (2) Vit. B and Vit. C Explanation: Vitamins are classified as either fat soluble (vitamins A. D, E and K) or water soluble (vitamins B and C).The fat soluble vitamins are soluble in ... entering the body. Because of this, our body cannot store excess amounts of watersoluble vitamins for later use.

Description : One of the following is a water soluble vitamin? A. Vitamin A B. Vitamin D C. Vitamin K D. None (Answer)

Last Answer : D. None (Answer)

Description : Which one of the following is a water soluble vitamin? (1) A (2) C (3) K (4) D

Last Answer : C

Description : One of the following is set of fat soluble vitamins (a)A, B, D & K (b)A, B, C & E (c)A, C, D & K (d)A, D, E & K

Last Answer : (d)A, D, E & K

Description : What would be the reduction potential of an electrode at 298 K , which originally contained ` 1K_(2)Cr_(2)O_(7)` solution in acidic buffer solution of

Last Answer : What would be the reduction potential of an electrode at 298 K , which originally contained ` 1K_(2)Cr_(2)O_(7)` ... V` C. `1.187 V` D. None of these

Description : `C(s)+O_(2)(g)rarr CO_(2)(g)+94.0` K cal. `CO(g)+(1)/(2)O_(2)(g)rarr CO_(2)(g), Delta H=-67.7` K cal. From the above reactions find how much heat (Kca

Last Answer : `C(s)+O_(2)(g)rarr CO_(2)(g)+94.0` K cal. `CO(g)+(1)/(2)O_(2)(g)rarr CO_(2)(g), Delta H=-67.7` K cal. ... g)` A. `20.6` B. `26.3` C. `44.2` D. `161.6`

Description : The heat of reaction of `A+(1)/(2)O_(2)rarr AO` is -50 K call and `AO+(1)/(2)O_(2)rarr AO_(2)` is 100 Kcal. The heat of reaction for `A+O_(2)rarr AO_(

Last Answer : The heat of reaction of `A+(1)/(2)O_(2)rarr AO` is -50 K call and `AO+(1)/(2)O_(2)rarr AO_(2)` is 100 ... . B. `+50` K cal C. 100 K cal. D. 150 K cal.

Description : If 1 mL of a `KMnO_(4)` solution react with 0.140g `Fe^(2+)` and if 1 mL of `KHV_(2)O_(4)`. `H_(2C_(2)O_(4)` solution react with o.1 mL of previous `K

Last Answer : If 1 mL of a `KMnO_(4)` solution react with 0.140g `Fe^(2+)` and if 1 mL of `KHV_(2)O_(4)`. `H_(2C_( ... 15/6 mL B. 13/16 C. `11/14` D. None of these

Description : Bauxide ore is made up of `Al_(2)O_(3) + SiO_(2) + TiO_(2) + Fe_(2) O_(3)`. This ore is treated with conc. `NaOH` solution at `500 K` and `35` bar pre

Last Answer : Bauxide ore is made up of `Al_(2)O_(3) + SiO_(2) + TiO_(2) + Fe_(2) O_(3)`. This ore is treated with ... `Na_(2)SiO_(3)` both D. `Na_(2)SiO_(3)` Only

Description : Correct statements from the graph I) Above 1073 K,`DeltaG^(0)` for the formation of `F_(2)O_(3)` is less negative than `DeltaG^(0)` for the formation

Last Answer : Correct statements from the graph I) Above 1073 K,`DeltaG^(0)` for the formation of `F_(2)O_(3)` is less ... I B. I,II only C. I,II,III only D. All

Description : The decomposition of `N_(2)O_(5)` in chloroform was followed by measuring the volume of `O_(2)` gas evolved : `2N_(2)O_(5)(C C_(4))to2N_(2)O_(4)(C Cl_

Last Answer : The decomposition of `N_(2)O_(5)` in chloroform was followed by measuring the volume of `O_(2)` gas evolved : ... log"(90)/(100)` D. `(100)/(10xx500)`

Description : At STP , for complete combustion of 3 g `C_(2)H_(6)` the required volume of `O_(2)` will be -

Last Answer : At STP , for complete combustion of 3 g `C_(2)H_(6)` the required volume of `O_(2)` will be - A. 78. 4 L B. 7. 84 L C. 2. 78 L D. 6. 23 L

Description : At `25^(@)` C for complete combustion of 5 mol propane `(C_(3)H_(8))` . The required volume of `O_(2)` at STP will be .

Last Answer : At `25^(@)` C for complete combustion of 5 mol propane `(C_(3)H_(8))` . The required volume of `O_(2)` at ... . A. 560 L B. 560 mL C. 360 L D. 360 mL

Description : What volume of oxygen gas `(O_(2))` measured at `0^(@)C` and 1 atm, is needed to burn completely 1L of propane gas `(C_(3)H_(8))` measured under the s

Last Answer : What volume of oxygen gas `(O_(2))` measured at `0^(@)C` and 1 atm, is needed to burn completely 1L of propane gas ... ? A. 5 L B. 10 L C. 7 L D. 6 L

Description : The ratio of the volume of `CO_(2)` evolved to the volume of `O_(2)` consumed in respiration is called.

Last Answer : The ratio of the volume of `CO_(2)` evolved to the volume of `O_(2)` consumed in respiration is called.

Description : The ratio of the volume of `CO_(2)` evolved to the volume of `O_(2)` consumed in respiration is called.

Last Answer : The ratio of the volume of `CO_(2)` evolved to the volume of `O_(2)` consumed in respiration is called.

Description : The volume strength of `1M H_(2)O_(2)` is (Molar mass of `H_(2)O_(2) = 34 g mol^(-1)`)

Last Answer : The volume strength of `1M H_(2)O_(2)` is (Molar mass of `H_(2)O_(2) = 34 g mol^(-1)`) A. `11.35` B. `22.4` C. `16.8` D. `5.6`

Description : Potassium acid oxalate `K_(2)C_(2)O_(4).3H_(2)C_(2)O_(4).4H_(2)O` can be oxidized by `MnO_(4)^(-)` in acid medium. Calculate the volume of (in mL) 1 M

Last Answer : Potassium acid oxalate `K_(2)C_(2)O_(4).3H_(2)C_(2)O_(4).4H_(2)O` can be oxidized by ... reacting in acid solution with 5.08 gram of the acid oxalate.

Description : What volume of `O_(2)` is liberated when 3 moles of `SO_(2)` reacts with sufficient volume of `O_(3)`

Last Answer : What volume of `O_(2)` is liberated when 3 moles of `SO_(2)` reacts with sufficient volume of `O_(3)` A. Zero B. 2 Vol C. 3 Vol D. `0.5` Vol

Description : If an error of `k %` is made in measuring the radius of a sphere, then percentage error in its volume. k% (b) 3k% (c) 3k% (d) `k/3%`

Last Answer : If an error of `k %` is made in measuring the radius of a sphere, then percentage error in its volume. k% (b) 3k% ... A. `2%` B. `4%` C. `6%` D. `8%`

Description : For the reversible isothermal expansion of one mole of an ideal gas at 300 K, from a volume of `10 dm^(3)` to `20 dm^(3), Delta H` is -

Last Answer : For the reversible isothermal expansion of one mole of an ideal gas at 300 K, from a volume of `10 dm^(3)` to ` ... . `-1.73 KJ` C. `3.46 KJ` D. Zero

Description : Volume of `N_(2)` at 1 atm, 273 K required to form a monolayer on the surface of iron catalyst is `8.15ml//gm` of the adsorbent. What will be the surf

Last Answer : Volume of `N_(2)` at 1 atm, 273 K required to form a monolayer on the surface of iron catalyst is `8.15ml//gm` ... C. `39 m^(2)//g` D. `22400 cm^(2)`

Description : A 500 mL glass flask is filled at 298 K and 1 atm, pressure with three diatomic gases, X, Y and Z . The initial volume ratio of the gases before mixin

Last Answer : A 500 mL glass flask is filled at 298 K and 1 atm, pressure with three diatomic gases, X, Y and Z . The ... . `H_2 , F_2 , O_2` D. `O_2,H_2 , F_2`

Description : When a gas of 3.4 moles occupies a volume of 40.6 L at 298 K what is the pressure of the gas in kPa?

Last Answer : The pressure is 207,5 kPa.

Description : What is the volume of a parallelepiped whose sides are given by the vectors a 3i plus wj plus k b -i plus 3j and c 2i plus 2j plus 5k?

Last Answer : What is the answer ?

Description : The transfusion of fresh frozen plasma (FFP) is indicated for which of the following reasons? A. Volume replacement. B. As a nutritional supplement. C. Specific coagulation factor deficiency ... the correction of abnormal PT secondary to warfarin therapy, vitamin K deficiency, or liver disease.

Last Answer : Answer: CD DISCUSSION: The use of FFP as a volume expander is not indicated. There are currently several preparations (both crystalloid and colloid) that are equally effective and do not carry the infectious and ... vitamin K-dependent factors II, VII, IX, and X, as well as protein C and protein S

Description : . Which of the following equations is Rittinger's crushing law? (Where P = power required by the machine, m = feed rate, k = a constant, Ds̅a & D̅sb = volume surface mean diameter of feed & product respectively.) (A) P/m = K/ ... K . ln D̅sa /D̅sb (C) P/m = K . (1/ D̅sb - 1/Ds̅a ) (D) None of these

Last Answer : (C) P/m = K . (1/ D̅sb - 1/Ds̅a )

Description : What will be the molar volume of nitrogen and argon at 273.15 K and 1atm pressure?

Last Answer : Ans. At 273.15K and 1atm pressure every gas has molar volume = 22.4L.

Description : While Young's modulus ‘E’ relates to change in length and bulk modulus ‘K’ relates to change in volume, modulus of rigidity ‘G’ relates to change in: A. weight B. density C. shape D. temperature

Last Answer : . shape

Description : For a gaseous phase reaction, rate of reaction is equal to K. CA . CB. If the volume of the reactor is suddenly reduced to 1/4th of its initial volume, then the rate of reaction compared to the original rate will be __________ times. (A) 8 (B) 16 (C) 1/8 (D) 1/16

Last Answer : (B) 16

Description : The rate of a gas phase reaction is given by K . CA . CB. If the volume of the reaction vessel is reduced to l/4th of its initial volume, then the reaction rate compared to the original rate will be __________ times. (A) 4 (B) 16 (C) 8 (D) 2

Last Answer : (B) 16

Description : Which of the following is not a dimension-less group used in catalysis? (Where, D = dispersion co-efficient, cm2 /sec.D1 = diffusion co-efficient; cm2 /sec L = length of the reactor, cm t = time, sec, v = volumetric ... (D/vL) (B) Reduced time (vt/V) (C) Thiele modulus L √(k/D1 ) (D) None of these

Last Answer : (D) None of these

Description : 1m3 of an ideal gas at 500 K and 1000 kPa expands reversibly to 5 times its initial volume in an insulated container. If the specific heat capacity (at constant pressure) of the gas is 21 J/mole . K, the final temperature will be (A) 35 K (B) 174 K (C) 274 K (D) 154 K

Last Answer : (C) 274 K