
Topic 8 - IB Chem Mock Exam Prep 2023
Quiz by arnel
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Which are definitions of an acid according to the Bronsted-Lowry and Lewis theories?
What is the formula of the conjugate base of the hydrogenphosphate ion, HPO42-?
What is the conjugate base of H2CO3 according to the Bronsted-Lowry theory?
Consider the equilibrium below.
CH3CH2COOH (aq) + H2O (l) ⇌ CH3CH2COO–(aq) + H3O+(aq)
Which species represent a conjugate acid-base pair?
Which compound reacts with calcium oxide, CaO?
Which gas in the atmosphere causes the pH of unpolluted rain to be approximately 6?
What occurs when solid sodium hydrogen carbonate reacts with aqueous sulfuric acid?
A student carried out a titration to determine the concentration of an acid and found that his value had good precision but poor accuracy. Which process explains this outcome?
What are the products of the reaction between sulfuric acid and sodium hydrogen carbonate?
An example of a strong acid solution is perchloric acid, , in water. Which statement iscorrect for this solution?
The pH of a solution changes from pH = 2 to pH = 5. What happens to the concentration of the hydrogen ions during this pH change?
What is the pH of the solution formed when of HCl(aq) with pH 1.0 is added to of water?
Three aqueous solutions of nitric acid are listed below.
W. 0.100 mol/L HNO3 (aq)
X. 0.001 mol/L HNO3 (aq)
Y. 0.010 mol/L HNO3 (aq)
What is the correct order of increasing pH of these solutions?
A solution of acid HX has a pH = 1 and a solution of acid HY has a pH = 3. Which statement must be correct?
For equal volumes of 1.0 mol/L solutions of hydrochloric acid, HCl(aq), and methanoic acid, HCOOH (aq), which statements are correct?
I. HCl dissociates more than HCOOH
II. HCl is a better electrical conductor than HCOOH
III. HCl will neutralize more NaOH than HCOOH
When equal volumes of four solutions are arranged in order of increasing pH (lowest pH first), what is the correct order?
Which list contains only strong acids?
An example of a strong acid solution is perchloric acid, HClO4, in water. Which statement is correct for this solution?
Which of the following are weak acids in aqueous solution?
I. CH3COOH
II. H2CO3
III. HCL
Which causes acid deposition?
Which pH value is that of an aqueous solution of carbon dioxide?
Which of the following gases does not result in acid deposition?