24.9 g of Mn is equivalent to how many moles of Mn?
A)2.21 moles
B)0.453 moles
C)0.461 moles
D)0.996 moles
E)1.00 mole

Name: 24.9 g of Mn is equivalent to how many moles of Mn? A)2.21 moles B)0.453 moles C)0.461 moles D)0.996 moles E)1.00 mole
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Question

Quizplus · Accepted Answer

The molar mass of manganese (Mn) is approximately 54.94 g/mol. To find the number of moles, you divide the mass of the substance by its molar mass: 24.9 g / 54.94 g/mol = 0.453 moles.

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