Page 1 of 1

4. A solution is prepared by dissolving 7.50 g of KCl in 87.50 g of H2O. Select the concentration that correctly corres

Posted: Sun May 22, 2022 10:29 pm
by answerhappygod
4. A solution is prepared by dissolving 7.50 g of KCl in 87.50 g of H2O. Select the concentration that correctly corresponds to this solution.
a. 9.38% KCI, by mass
b.7.89% KCI, by mass
c. 8.57% KCI, by mass
d. 0.111%, by mass
2. ¿What is catalyst? ¿How does the value of the rate constant affect the reaction? (Refer to the Arrhenius equation)