Seudónimo Seudónimo

16-12-2020
Chemistry

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A student weighs out 3.68 grams of cobalt (II) chloride to do an experiment with. How many moles of is this?

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16-12-2020

Answer:

0.029mol

Explanation:

from

n=m÷mr

where

n is number of moles

m is mass

mr is molar mass

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