Asked by Sylvia

How much Na2CO3 would you weigh to prepare M/20 Na2CO3 solution in 100cm3 volumetric flask?
Answered by bobpursley
20M=(mass/molmassNa2CO3)/.100

solve for mass
Answered by Promise
need the answer
Answered by Promise
I need the answer
Answered by Agashi felicia ifunanaya
I need the answer
Answered by Sylvia
I need the answer
Answered by Oroke obinna
I need the solving