MPSC Rajyaseva 2022 GS Paper 1 — Question 54
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यामध्ये सगळयात जास्त रेणू असतील. [H = 1, C = 12, O = 16, I = 127] The maximum number of molecules are present in _______ [H = 1, C = 12, O = 16, I = 127]
1)250 ग्रॅम आयोडीन स्फटिक / 250 g of iodine crystals
2)22 ग्रॅम कार्बन डायऑक्साइड / 22 g of carbon dioxide
3)45 ग्रॅम पाणी / 45 g of water
4)10 ग्रॅम हायड्रोजन वायु / 10 g of hydrogen gas✓ Correct
To find the maximum number of molecules, calculate the number of moles for each given option by dividing the given mass by its molar mass, then multiply by Avogadro's number. The substance with the highest moles will have the maximum molecules.
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