GENERAL KNOWLEDGE

GK

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which has more molecules?
A
1 mole H2O
B
1 mole CH4
C
1 mole Cl2
D
They’re are all the same.
Explanation: 

Detailed explanation-1: -Maximum number of molecules are found in 1 gram hydrogen.

Detailed explanation-2: -Each molecule is made up of same or different atoms or ions depending upon the nature of that molecule. For example NaCl is a chemical substance which is made up of several molecules of NaCl.

Detailed explanation-3: -To determine the number of molecules in a substance. The total number of atoms/molecules in a sample can be calculated by multiplying the number of moles by the Avogadro constant.

Detailed explanation-4: -C. Homoatomic. The molecule where all the participating atoms are of the same kind. Usually, the diatomic molecules are the best examples of such category but we could also look at molecules like S8 and P4. These are also known as Elements.

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