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11-01-2021
Chemistry

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how many moles of calcium are in 5.00 g of calcium

Respuesta :

14-01-2021

Answer:

Number of moles = 0.125 mol

Explanation:

Given data:

Mass of calcium = 5.00 g

Number of moles = ?

Solution:

Formula:

Number of moles = mass/ molar mass

Molar mass of calcium = 40 g/mol

By putting values,

Number of moles = 5.00 g/ 40 g/mol

Number of moles = 0.125 mol

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