What is the concentration of solution in ppm if 0.02g of na3po4 dissolvein 1000ml of water?

1 Answer
anor277
Feb 19, 2018

#"20 ppm"#

Explanation:

#"1 ppm"-=1*mg*L^-1# (because the mass of a one litre volume of water is #"1,000,000 mg"#)...

Here you ostensibly got #0.020*g-=20*mg# #Na_3PO_4# in aqueous solution whose volume #1*L#..

In fact the dominant species in solution would be #Na_2HPO_4(aq)#...

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