A student weighed 0.550 g of lithium chloride,LiCl,to use in a reaction.How many moles is this?

Name: A student weighed 0.550 g of lithium chloride,LiCl,to use in a reaction.How many moles is this?
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Question

Quizplus · Accepted Answer

To find the number of moles, you divide the mass of the substance by its molar mass. The molar mass of LiCl (lithium chloride) is approximately 42.39 g/mol. So, $0.550 \, \text{g} \div 42.39 \, \text{g/mol} = 0.013 \, \text{moles}$.

A Student Weighed 0