On heating 2.701 g of mercuric oxide, 1....

On heating 2.701 g of mercuric oxide, 1.95 mL of dry oxygen at `37^@ C` and 620 mm pressure were collected. The residue weighed 2.499 g. From this data calculate the molecular weight of oxygen.

Text Solution

Verified by Experts

The correct Answer is:

32.29

Topper's Solved these Questions

SOME P-BLOCK ELEMENTS
MBD PUBLICATION|Exercise QUESTION BANK|545 Videos
STRUCTURE OF ATOM
MBD PUBLICATION|Exercise QUESTION TYPE|271 Videos

Similar Questions

Explore conceptually related problems

At 720 mm pressure and at 27^@ C , 200 mL of gas weight 1.653g . Calculate its molecular weight using general gas equation.

Calculate the weight in g of 1270 mL CO_2 at 37^@C and at 700 mm pressure. Given: Molecular weight of CO_2 = 44 .

2.5 g of pure calcium carbonate, when strongly heated left a residue of 1.400 g. The evolved gas was found to occupy 624 mL at 27^@ C and 755 mm pressure. Calculate the molecular weight of the gas.

In Victor Meyor's method, 0.2 g of a substance displaced 63 mL of air at 16^@C and 771 mm pressure. Calculated the molecular weight of the substance . At 16^@C aqueous tension = 13.5 mm.

A solution of protein (extracted from crabs) was prepared by dissolving 0.75 g in 125 cm^3 of an aqueous solution. At 4^@C an osmotic pressure rise of 2.6 mm of the solution was observed. Then molecular weight of protein is (Assume density of solution is 1.00 g/cm^3 ):

500 ml oxygen at a pressure of 700 mm, 300 ml hydrogen at a pressure of 750 mm and 700 ml of nitrogen at a pressure of 600 mm are enclosed in a vessel of 1 litre capacity at 25^@C . Calculated the total pressure of the gas mixture.

0.170 g of a volatile liquid displaced 69.1 mL air in Victor Meyor's method. The atmospheric temperature was 15^@ C and pressure was 755 mm. (Aqueous tension at 15^@C = 12.7 mm ). Find the molecular weight of the liquid.

10g of a non-volatile solute was dissolved in 100g water at 20^@ C. the vapour pressure was lowered from 17.35 to 17.23 mm. calculate molecular mass of the solute.

Determine the pressure of 4 g of Hydrogen occupying 16litres of volume at 10^@C (R=8.315 J/mol K ,molecular weight of hydrogen=2)

MBD PUBLICATION-STATES OF MATTER (GASES AND LIQUIDS)-QUESTION BANK

Vapour density of a gas is 32. Find the volume of 0.64 g gas at27^@ C...
Text Solution
|
0.170 g of a volatile liquid displaced 69.1 mL air in Victor Meyor's m...
Text Solution
|
On heating 2.701 g of mercuric oxide, 1.95 mL of dry oxygen at 37^@ C ...
Text Solution
|
2.5 g of pure calcium carbonate, when strongly heated left a residue o...
Text Solution
|
Ammonia chloride when heated with caustic soda gives ammonia gas. What...
Text Solution
|
Between NH3 and PH3 gases which will diffuse at a faster rate at a giv...
Text Solution
|
A hydrogen baloon expands as it goes up in the air. Give reasons in on...
Text Solution
|
Between ammonia and nitrogen gases which is lighter ?
Text Solution
|
What is the absolute temperature ?
Text Solution
|
Between rate of diffusion of SO2 and CH4 which is higher ?
Text Solution
|
Pressure remaining constant, what happens to the volume of a certain m...
Text Solution
|
What si the value of R, when the pressure is expressed in atmosphere a...
Text Solution
|
Between oxygen and ammonia which gas will diffuse faster at NTP ?
Text Solution
|
What is the relationship between the average K.E. of the gas molecules...
Text Solution
|
Name the measureable properties that describe the behaviour of gases.
Text Solution
|
Define Boyle's law.
Text Solution
|
Define Charles's law.
Text Solution
|
Between SO2 and NH3 which gas will diffuse faster at S.T.P ?
Text Solution
|
Write van der Waal's equation for one mole of a gas.
Text Solution
|
What is the value of 'R' in gas equation, when volume is expressed in ...
Text Solution
|