Question

The molar mass of a acid is 40 . 50 ml of one normal Ca(OH)2 is neutralized by 0.5g of acid The basicity of the acid is ?

Answer 1

@ScottWu @JFraser

Answer 2

"The basicity of the acid is ?"
sorry i'm a little confused

Answer 3

Basicity = No of H+ ions

Answer 4

sorry, what is "one normal..."?

Answer 5

n * (0.5/40) = 2 * (weight of Ca(OH)2 / 74)

Answer 6

that's what i've got...

Answer 7

or this way n* (0.5/40) = 1(N)/2 *0.005

Answer 8

Me too confused no prob just look my next prob

Answer 9

Since I wonder what is "one normal"... (my mother tongue is not English, I might learn about it while I missed in the gap of language.)