Answer:
0.4 mol
Explanation:
We will use the formula:
n = cv
n is the number of moles, c is the concentration/molarity, v is the volume in LITRES.
Step 1: convert the volume to Litres. 500 mL is 0.5 Litres
Step 2: apply the formula
n= (0.8)(0.5)
n = 0.4 mol
