PDF chapter test TRY NOW
1. Give any two examples for heterodiatomic molecules.
The examples for heteroatomic molecules are,
2. What is molar volume of a gas?
One mole of any gas occupies at STP. This volume is called molar volume.
3. Find the percentage of nitrogen in ammonia.
Molar mass of ammonia \(=\)
\(\text{Mass percentage of nitrogen}\) \(=\) \(\frac{\text{X}}{\text{Y}}\times100\)
Where,
X is
Y is
\(=\) %
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