Chemistry, 10.03.2020 18:02 azertyqwerty123
Two students titrated a 25.0 mL aliquot of pear juice with 0.107 M NaOH to the phenolphthalein end point. The initial buret reading was 0.73 mL and the final buret reading was 18.39 mL. a. What is the mass of citric acid in the juice sample?
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How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next
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Two students titrated a 25.0 mL aliquot of pear juice with 0.107 M NaOH to the phenolphthalein end p...
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