Question

What is the no of moles in 18mg of water

Answer 1

Answer:

Explanation:

1 mole ---------------------------> 18 grams

X mole ---------------------------> 18 * 10^-3

1*18*10^-3 = X*18

10^-3 = X

Therefore, no. of moles in 18 mg is 10^-3 mole