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Dewa
Questions and answers by visitors named
Dewa
Questions (9)
Which of the two is the stronger base?Give your reason.
(a) HPO4 2- or PO4 3- (b)HS- or S2-
3 answers
2,492 views
1000g of a 50%(mass percentage) nitric acid solution is to be dil ute to 20%(mass percentage) nitric acid solution.how many lit
3 answers
372 views
5.85 g of sodium chloride(NaCl) is dissolved in 250 mL OF solution. Calculate mass percentage of the solute.
4 answers
1,526 views
1000 g of a 50% (mass percentage) nitric acid solution is to be diluted to 20%(mass percentage) nitric acid solution. How many
1 answer
430 views
1000 g of a 50% (mass percentage) nitric acid solution is to be diluted to 20%(mass percentage) nitric acid solution. How many
1 answer
460 views
What is the weakness of the Bronsted-Lowry acids and bases theory?
4 answers
asked by
Dewa
1,414 views
Give two bronsted acid-base that are not Arrhenius bases.
3 answers
712 views
Why water is a weak electrolyte?
1 answer
314 views
At 40 c,the value of Kw is 2.92
10-14.calculate the [H+] and [OH-] of pure water at 40 c.
2 answers
962 views
