Question

convert into mole 20 gram of oxygen gas​

Answer 1

Answer:

The SI base unit for amount of substance is the mole. 1 grams Oxygen is equal to 0.062502343837894 mole.

Explanation:

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Answer 2

Answer:

molecular weight of oxygen is 32

so 20 gm of oxygen = 1 *20 / 32

= 0.625 moles