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JEE CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY

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What is the mass of

3.01 \times 10^{22}

molecules of ammonia?

View answer and explanation

Correct option: A

0.85 g

Option A (0.85 g) is correct because it is calculated using the mole concept and Avogadro's number to find the mass of the given number of ammonia molecules.

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If a mixture containing 3 moles of hydrogen and 1 mole of nitrogen is converted completely into ammonia, the ratio of initial and final volumes under the same temperature and pressure would be: How many g are present in one mole of Ag? 8 g of NaOH is dissolved in 18 g of

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