letzplaycousins letzplaycousins

28-04-2021
Chemistry

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How many grams are there in 5.0 x 10^25 molecules of H2? Round to the tenths places.

Respuesta :

JayKirotich JayKirotich

28-04-2021

Answer:

166.04g

Explanation:

Mass=Moles xRMM

1 mole = 6.023 x10^23molecules

5.0 x10^25molecules

=83.02moles

RMM=2

mass=83.02 x2

and=166.04g

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