Question

Find the number of moles in 1.8 ml of H20​

Answer 1

Data:

mass of substance = 1.8

molecular mass=18

no. of moles =?

Formula:

no. of moles = given mass/molecular mass

Solution:

let the no. of moles be x, according to the formula,

x = 1.8/18

x = 0.1

Answer:

there are 0.1 moles in 1.8 ml of water