Question

Convert 9.2 grams of Cu(OH)2 to mols

Answer 1

molar mass of Cu(OH)2 is 97.561 means 1 mole of Cu(OH)2 mass is 97.561

so 1gm of Cu(OH)2 have 1/97.561 moles

by unitary method no of moles in Cu(OH)2 is

9.2*1/97.561=0.094 mole

i hope it helps btw i am from india