Question

Calculate the No. of Moles in 45g of water

Answer 1

so we have molar mass of water = 18g
18g = 1mol
1g = 1/18mol
45g=1/18x45=2.5mol
cheers!!

Answer 2

Hey user !!!

GIVEN::-
45 grams of water .
Moles????

Now ,, The molar mass of Water ( H2O)
= 18 u ..

THEIRFORE,, The requried no . of moles = Given mass ÷ molar mass of H2O
= 45÷18 = 2.5 moles ...

2.5 MOLES IS YOUR ANSWER..
HOPE IT HELPS U
MARK IT AS BRAINLIEST PLZ ..
THANKS..