हिंदी

Calculate the volume occupied at S.T.P. by 2 moles of SO2. - Chemistry

Advertisements
Advertisements

प्रश्न

Calculate the volume occupied at S.T.P. by 2 moles of SO2.

संख्यात्मक

उत्तर

1 mole of SO2 has volume = 22.4 litres

So, 2 moles will have = 22.4 x 2 = 44.8 litre

shaalaa.com
Relationship Between Vapour Density and Relative Molecular Mass
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 5: Mole concept and Stoichiometry - Exercise 5B [पृष्ठ ८४]

APPEARS IN

सेलिना Concise Chemistry [English] Class 10 ICSE
अध्याय 5 Mole concept and Stoichiometry
Exercise 5B | Q 10.2 | पृष्ठ ८४

संबंधित प्रश्न

Calculate the relative molecular mass of Potassium chlorate.
(use K = 39, Cl = 35.5, O = 16, C = 12, H = 1, Na = 23, N = 14, S=32)


What is the mass of nitrogen in 1000Kg of urea [CO(NH2)2] ?
[H = 1, C= 12, N= 14, O = 16]


Chlorine, nitrogen, ammonia and sulphur dioxide gases are collected under the same conditions of temperature and pressure.
Copy the following table which gives the volumes of the gases collected, and the number of molecules (X) in 20L of nitrogen.You are to complete the table by giving the number of molecules in th e other gases, in terms of X.

Gas Volume(litres) Number of molecules
Chlorine 10  
Nitrogen 20 X
Ammonia 20  
Sulphur dioxide 5  

Complete the following calculations. Show working for complete credit :
 If the empirical formula of a compound is CH and it has a vapour density of 13, find the molecular formula of the compound.


Give two tests of the following:
Oxygen


Calculate the relative molecular mass of:

Potassium chlorate


A gas cylinder can hold 1 kg of hydrogen at room temperature and pressure. What mass of carbon dioxide can it hold under similar conditions of temperature and pressure?


When heated, potassium permanganate decomposes according to the following equation :

\[\ce{2KMnO4 -> \underset{\text{solid residue}}{K2MnO4 + MnO2} + O2}\]

(a) Some potassium permanganate was heated in the test tube. After collecting one litre of oxygen at room temperature, it was found that the test tube had undergone a loss in mass of 1.32 g. If one litre of hydrogen under the same conditions of temperature and pressure has a mass of 0.0825 g, calculate the relative molecular mass of oxygen.

(b) Given that the molecular mass of potassium permanganate is 158. What volume of oxygen (measured at room temperature) would be obtained by the complete decomposition of 15.8 g of potassium permanganate? (Molar volume at room temperature is 24 litres)


The vapour density of CH3OH is ______. (At. Wt. C = 12, H = 1, O = 16)


67.2 litres of hydrogen combines with 44.8 litres of nitrogen to form ammonia under specific conditions as:

\[\ce{N2_{(g)} + 3H2_{(g)} -> 2NH3_{(g)}}\]

Calculate the volume of ammonia produced. What is the other substance, if any, that remains in the resultant mixture?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×