What is the mass of 12.82 moles of lithium (li) atoms?
Asked by maham237 @ in Chemistry viewed by 299 People
What is the mass of 12.82 moles of lithium (li) atoms? 0.5414 g 1.847 g 88.98 g 535.7 g
Answered by maham237 @
To work this out we need to use the equation Mass=n (moles) x Mr.
The Mr of Lithium is 6.941.
Therefore we need to do
Mass=12.82x6.941
Making the answer 88.98g
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