Some Basic Concepts Of Chemistry Question 118
Question: 7.5 grams of a gas occupy 5.8 litres of volume at STP the gas is
Options:
A) $ NO $
B) $ N _2O $
C) $ CO $
D) $ CO _2 $
Show Answer
Answer:
Correct Answer: A
Solution:
[a] $ \because $ 5.8L of gas has mass $ =7.5gm $
$ \therefore $ 22.4L " " " = $ \frac{7.5}{5.8}\times 22.4=28.96 $ So molecular weight = 29 So, molecular formula of compound is NO
