Molarity 18% solution of urea is
Answers
Answered by
59
remember urea=CH4N20
molar mass of urea=60
18% solution means=18g urea in 1 litre
moles of urea=18/60=0.3
molarity=0.3
molar mass of urea=60
18% solution means=18g urea in 1 litre
moles of urea=18/60=0.3
molarity=0.3
Answered by
100
Molar mass of urea= 60
18•/• w/v means 18gram of urea in 100mL
Moles of urea = 18/60
= 0.3 moles
Volume in liters = 100/1000
= 0.1L
Molarity= moles of a solute/ volume of solution in liters
So,
Molarity = 0.3/0.1
= 3M
Similar questions