One mole of oxygen gas at STP is equal to _______. - India Site

One mole of oxygen gas at STP is equal to _______.

Chemistry | Class 11 | Exercise 1 | NCERT | Some Basic Concepts of Chemistry

One mole of oxygen gas at STP is equal to _______.

(i) 6.022 × 10²³ molecules of oxygen

(ii) 6.022 × 10²³ atoms of oxygen

(iii) 16 g of oxygen

(iv) 32 g of oxygen

Answer:

Correct Answers: (i) 6.022 × 10²³ molecules of oxygen; (iv) 32 g of oxygen

Explanation: The weight of one mole of oxygen is equal to the molecular weight that is 32 g/mol.

i

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