345345345435 345345345435

03-05-2022
Chemistry

contestada

How many particles are in 0.645g of CaCl2

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jsimpson11000 jsimpson11000

03-05-2022

Answer:

~ 3.5 x 10^21

Explanation:

Mole weight of Ca Cl2 ( from periodic table ) = ~~ 111 gm

.645 gm / 111 gm / mole X 6.022 x 10^23 =

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