2 years ago

Ex 1) 45.2 g of Zn = _ moles Zn Ex 2) 0.568 moles Ag = _ grams Ag

Chemistry

1 answer:

Jlenok [28]2 years ago

5 0

the molar mass of Zn is 65

number of mole(n)=reacting mass/molar mass
n=45.2/65
=0.70g/mol

2.the molar mass of Ag is 108

0.568=m/108
then cross multiply
m=0.568×108
m=61.3g

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Ex 1) 45.2 g of Zn = _____ moles Zn Ex 2) 0.568 moles Ag = _____ grams Ag

Ex 1) 45.2 g of Zn = _ moles Zn Ex 2) 0.568 moles Ag = _ grams Ag