allisonezell32 allisonezell32

19-07-2020
Chemistry

contestada

what’s the mass of 2.80 mol of ca

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seaweedtea seaweedtea

19-07-2020

Answer:

112.22 g

Explanation:

mass = no. of moles x atomic mass

From the periodic table, we can see the atomic mass of Ca is 40.078.

Therefore,

mass = 2.80 x 40.078

= 112.22g (corrected to 2 decimal places.)

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