glennsheila346 glennsheila346

01-03-2021
Chemistry

contestada

how many moles are in 20 grams of Ar?

Respuesta :

drpelezo drpelezo

01-03-2021

Answer:

moles Ar in 20g = 0.500 mole Ar

Explanation:

moles = grams given / formula weight = 20g / 39.948g·mol⁻¹ = 0.500 mole Ar

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