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CGP EDU Academic Team
Published on: August 13, 2026
The number of molecules of hydration present in 252 mg of hydrated oxalic acid 
Text Solution
Verified by ExpertsThe correct answer is:
D
Given, mass of oxalic acid 
or 
molar mass of hydrated oxalic acid 
so, number of moles of hydrated oxalic acid 
moles
1 mole of hydrated oxalic acid contains 2 moles of water molecules
so, 0.002 moles of hydrated oxalic acid contains 0.004 moles of water
1 mole of water have number of molecules 
so, molecules of water present in 0.004 moles 
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