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A given solution contained potassium
A given solution contained potassium chloride, KCl, and hydrochloric acid. 25 cm3 of it needed 24.80 cm3 of 0.0986 M sodium
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asked by
Desirai
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What mass in grams of potassium hydroxide is contained in 500 mL of solution that has a pH of 11.5?
Your response: [OH] = 1.0 x
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asked by
Dustin
854 views
The mole fraction of an aqueous solution of potassium perchlorate is 0.125. Assuming that the density of this solution is 1.20g
2 answers
asked by
Lori
813 views
A solution contains, in each 5 mL, 0.5 g of potassium acetate (C2H3KO2, MW = 98), 0.5 g of potassium bicarbonate (KHCO3, Z =
1 answer
216 views
Student A prepared a solution by dissolving 8.00 g potassium perchlorate in 72.0 g H2O. Given that the density of potassium
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asked by
Mike
655 views
8.4 g of a mixture of potassium hydroxide and potassium chloride were made up of 1 litre of aqueous solution. 20 cm of this
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asked by
Doris
693 views
A saturated solution of
potassium chloride was prepared at X˚C. If 30m3 of this solution required 22.5cm3 of silver
1 answer
233 views
The solubility of the oxidizing agent potassium permanganate is 7.1 g per 100.0 g of water at 25° C. What is the mole fraction
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asked by
thanh
3,165 views
A 10g sample of impure iron iii sulphate, FeSO4 was dissolved in water to make 250cm3 of solution. Exactly 25.0cm3 of the
1 answer
279 views
8.4g of a mixture of potassium hydroxide and potassium chloride were made up to 1litre of aqueous solution 20cm3 of this
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asked by
Fatuma
417 views