How many moles of Zn(NO3)2 does 111.50 g equal?
Molar mass of Zn(NO3)2 = 189.36 g/mol
mass = 111.50 g
number of mol = mass / molar mass
= 111.50 / 189.36
=0.5888 mol
Answer: 0.5888 mol
How many moles of Zn(NO3)2 are in 75.7 mL of 2.00 M solution?
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