Chemistry, 01.07.2019 04:00 claudiasfandom
Phenolphthalein has a pka of 9.7 and is colorless in its acid form and pink in its basic form. for ph= 2.2 calculate [inβ]/[hin].
Answers: 1
Chemistry, 21.06.2019 20:30
An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?
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Chemistry, 22.06.2019 13:00
12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer
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Chemistry, 22.06.2019 14:40
Choose an equation that represents an enzyme-catalyzed reaction. (a) enzyme + substrate β enzyme-substrate complex (b) enzyme + substrate βββ enzyme + products (c) enzyme + substrate βββ enzyme-substrate complex β enzyme + products (d) enzyme + substrate βββ enzyme-substrate complex β enzyme-substrate complex + products
Answers: 2
Chemistry, 22.06.2019 15:30
Draw the lewis dot structure for each of the following polyatomic ions
Answers: 1
Phenolphthalein has a pka of 9.7 and is colorless in its acid form and pink in its basic form. for p...
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