0.16:1
Chemistry, 20.04.2021 14:50 ansuaprajita1506
What is the ratio by mass of elements present in diphosphorous pentaselenide?
2:5
0.16:1
0.45:1
0.67:2
Answers: 1
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Using complete sentences, explain how to predict the products and balance the reaction between sulfuric acid and potassium hydroxide.
Answers: 1
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You mix the pks of succinic acid are 4.21 and 5.64. how many gramsa graduate student at sdsu wants to measure the activity of a particular enzyme at ph 4.0. to buffer her reaction, she will use a buffer system based on one of the acids listed below, which acid is most appropriate for the experiment? of monosodium succinate (fw = 140 g/mol) and disodium succinate (fw = 162 g/mol) must be added to 1 l of water to produce a solution with a ph 5.28 and a total solute concentration of 100 mm? (assume the total volume remains 1 liter, answer in grams monosodium succinate, grams disodium succinate, respectively.) volumes of 0.05 m nah2po4 and 0.05 m na2hpo4 (pk's for phosphoric acid are 2.15, 6.82 and 12.38). which of the following best describes the resulting solution?
Answers: 2
What is the ratio by mass of elements present in diphosphorous pentaselenide?
2:5
0.16:1
0.16:1
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