Question

How many moles of ca(oh)2 are in 25ml of 1.5 M solution?

Answer 1

Molar concentration is

$C=\frac{\eta}{V}$

$[V]=Liters$

$[\eta]=mol$

$\eta=C*V$

$V=25~mL=0.025~L$

$\eta=1.5*0.025$

$\boxed{\boxed{\eta=0.0375~moles}}$