Which of the following are molecules of compounds? (I) Carbon dioxide (II) Chlorine gas (III) Hydrogen Chloride
All I, II and III
Both I and III
Only II
Only I
The gases hydrogen, oxygen, carbon dioxide, sulphur dioxide and chlorine are arranged in order of their increasing relative molecular masses. Given 8 g of each gas at STP, which gas will contain the least number of molecules and which gas the most?
The gases hydrogen, oxygen, carbon dioxide, sulplur dioxide and chlorine are arranged in order of their increasing relative molecular mass. Given 8g of each gas at S.T.P., which gas will contain the least number of molecules and which gas the most?