How many moles of copper are present in 128 grams of copper (for copper, 1 mole = 63.546 grams)?

Name: How many moles of copper are present in 128 grams of copper (for copper, 1 mole = 63.546 grams)?
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Question

Quizplus · Accepted Answer

To calculate the number of moles, we need to divide the given mass by the molar mass of copper.

Molar mass of copper = 63.546 g/mol

Number of moles of copper = given mass / molar mass 
= 128 g / 63.546 g/mol 
= 2.01 mol

Therefore, the answer is D) 2.01 moles.

How Many Moles of Copper Are Present in 128 Grams