Respuesta :

faroukoyekanmi26

Answer:

a mole of calcium is 6.02 ×10²³, therefore 2.9 ×10²⁴ will be ~4.82moles,

And since a mole of calcium is 40.1g

4.82 moles will be 4.82 × 40.1

that's =193.28g

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