Question

calculate the number of moles present in 11.2dm3 of oxygen gas at S.T.P

Answer 1

firstly convert DM into liter and divide 11.2 by 22.4 you get no. of moles

Answer 2

Answer:

1/2 moles are present in 11.2dm^3.

Explanation:

11.2dm3=1 liter

number of moles

= 11.2/ 22.4

= 1/2.

A mole is defined as 6.02214076 × 1023 of some chemical unit, be it atoms, molecules, ions, or others. The mole is a convenient unit to use because of the great number of atoms, molecules, or others in any substance.

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