remove NH3(g) _________________________ decrease pressure _________________________ For the balanced chemical equation: CO2(g) + H2(g) + energy CO(g) + H2O(l) decrease temperature _________________________ add a catalyst _________________________ 7. For the balanced chemical equation: 2 SO2(g) + O2(g) 2 SO3(g) + energy increase SO2(g) concentration _________________________ increase temperature _________________________ Solve each of the problems below, showing your work and using correct units. 8. Calculate the concentration of hydroxide ion in an aqueous solution in the hydrogen ion concentration is 2.42 x 10–12 M. Then calculate the pH and pOH, and tell whether the solution is an acid or a base. 9. Find the hydronium ion concentration in a water solution in the hydroxide ion concentration is 5.11 x 10–8 M. Then calculate the pH and pOH, and tell whether the solution is an acid or a base. 10. Calculate the hydronium and hydroxide ion concentrations in a solution having a pH of 5.46. Also find the pOH, and tell whether the solution is an acid or a base.
remove NH3(g) _________________________ decrease pressure _________________________ For the balanced chemical equation: CO2(g) + H2(g) + energy CO(g) + H2O(l) decrease temperature _________________________ add a catalyst _________________________ 7. For the balanced chemical equation: 2 SO2(g) + O2(g) 2 SO3(g) + energy increase SO2(g) concentration _________________________ increase temperature _________________________ Solve each of the problems below, showing your work and using correct units. 8. Calculate the concentration of hydroxide ion in an aqueous solution in the hydrogen ion concentration is 2.42 x 10–12 M. Then calculate the pH and pOH, and tell whether the solution is an acid or a base. 9. Find the hydronium ion concentration in a water solution in the hydroxide ion concentration is 5.11 x 10–8 M. Then calculate the pH and pOH, and tell whether the solution is an acid or a base. 10. Calculate the hydronium and hydroxide ion concentrations in a solution having a pH of 5.46. Also find the pOH, and tell whether the solution is an acid or a base.
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