STANDARDChemistry-Mole Concept
STANDARD Chemistry Atomic Mass and Mole Calculations MCQ Question
Type: MCQ-numerical-Medium
2.0 g of oxygen contains number of atoms equal to that in
A
4.0 g of sulphur
B
7.0 g of nitrogen
C
0.5 g of hydrogen
D
2.3 g of sodium
Correct Answer
Option A
Detailed Explanation
The number of atoms in 2 g of oxygen is equivalent to the number of atoms in 4 g of sulphur, as calculated using Avogadro's number and atomic masses.
Found an issue with this question?