## Question

###### 14. Use the words 'stronger, weaker, lower or higher' appropriately in the blanks below: Higher the Ka ofan acid; its pKa and the Kb of its conjugate base _ Higher the Ka ofan acid, the acid; [H+]; its pH andits pOH15. Without doing any calculations, predict which of the following solutions 0.10 M HNOz; Ka 45*10 0.10 M CH,COOH; Ka = L8 x 10 0.10 M HCN; Ka 49x10 10has the lowest pH?becausehas highest pKa?becausehas lowest [OH -]because_

14. Use the words 'stronger, weaker, lower or higher' appropriately in the blanks below: Higher the Ka ofan acid; its pKa and the Kb of its conjugate base _ Higher the Ka ofan acid, the acid; [H+]; its pH and its pOH 15. Without doing any calculations, predict which of the following solutions 0.10 M HNOz; Ka 45*10 0.10 M CH,COOH; Ka = L8 x 10 0.10 M HCN; Ka 49x10 10 has the lowest pH? because has highest pKa? because has lowest [OH -] because_

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