Specify the salt (s) that are being hydrolyzed

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Specify the salt (s) that are hydrolyzed by anion

Выберите один или несколько ответов: a. Ca(ClO3)2 b. Ca(HSO4)2 c. Ca(NO2)2 d. CaSO4 e. Ca(NO3)2 f. CaI2 g. Ca(HCOO)2 h. Ca(ClO2)2...

asked Jan 20 in MCQs by Dr. Ahmed Hafez (500 points)

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Specify the salt (s) that correspond complete hydrolysis

Выберите один или несколько ответов: a. Ba(CN)2 b. Hg(ClO)2 c. BaCl2 d. KHSO4 e. Ba(ClO)2 f. CaBr2 g. BaSO4 h. BeS...

asked Jan 20 in MCQs by Dr. Ahmed Hafez (500 points)

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Specify the substance (s) that form a buffer when sodium carbonate is added to an aqueous solution

Выберите один или несколько ответов: a. СО2 b. CaCO3 c. K2HPO4 d. KH2PO4 e. KHCO3 f. K2CO3 g. NaHCO3 h. CO...

asked Jan 20 in MCQs by Dr. Ahmed Hafez (500 points)

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Specify all of the factors listed that determine the pH of the acid buffer

Выберите один или несколько ответов: a. amount of buffer base b. рКа c. dilution d. ratio of the components [ H+ acceptor ... Ка) f. amount of buffer acid g. volume of the solution...

asked Jan 20 in MCQs by Dr. Ahmed Hafez (500 points)

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Specify the pH of the sodium-acetate buffer, which is composed of 300 mL of 0,75 M acid solution and 280 mL of 1,5 M salt solution. Ka = 1,75×10-5

Выберите один ответ: a. 4,03 b. 6,03 c. 4,61 d. 5,03 e. 5,61...

asked Jan 20 in MCQs by Dr. Ahmed Hafez (500 points)

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