Chapter 15 Word Scramble
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Question | Answer |
_______ is found in carbonated beverages due to the reaction of carbon dioxide with water. | H2CO3 |
Which of the following species is amphoteric? | HPO4 2- |
What is the conjugate acid of HCO3-? | H2CO3 |
What is the conjugate acid of H2PO4-? | HPO4 2- |
Which of the following is NOT a conjugate acid-base pair? | H3O+/OH- |
Identify the weak diprotic acid. | H2CO3 H2SO3 |
Give the characteristics of a strong acid. | Ionizes completely in aqueous solutions has equilibrium far to the right has a polar bond has a weaker bond to hydrogen |
The stronger the acid, | the weaker the conjugate base |
The conjugate base of a very weak acid | is stronger than the conjugate base of a strong acid. |
Which of the following acids will have the strongest conjugate base? | HCN |
Which of the following bases is the WEAKEST? The base is followed by its Kb value. | C5H5N, 1.7x10^-9 |
Which of the following bases is the STRONGEST? The base is followed by the Kb value? | (CH3CH2)2NH, 8.6x10^-4 |
List an ingredient that is in antacid. | Al(OH)3 Mg(OH)2 CACO3 |
Which one of the following will form a basic solution in water? | LiCN |
In a triprotic acid, which Ka has the highest value? | Ka1 |
Identify the strongest acid | H2Te |
Identify the weakest acid. | HF |
Acid rain consists primarily of | nitric and sulfuric acids |
The stomach excretes _________ to kill microorganisms and to activate enzymes that break down food. | HCl |
Identify the acid that is in car batteries. Identify the diprotic acid | H2SO4 |
Identify the acid that is in vinegar. | CH3COOH |
Identify the base that is in baking soda. | NaHCO3 |
Identify the base that is in Drano. | NaOH |
When dissolved in water, which compound is generally considered to be an Arrhenius acid? | CH3CO2H |
Which of the following is an Arrhenius acid? Which of the following is a STRONG base? | LiOH |
Which BrOnsted-Lowry acid is no considered to be a strong acid in water? | H2SO3 |
Which of the following is a BrOnsted-Lowry acid? | NH4+ |
Which of the following is a Bronsted-Lowry base? | NH3 |
Identify the triprotic acid. | H3PO4 |
Which of the following is a STRONG acid? | HClO4 |
Which of the following is a WEAK acid? | HCN |
How many of the following are WEAK acids? HNO2 HF HNO3 H2PO4- | 3 |
Identify the food that is NOT acidic. | egg white |
A solution with a hydrogen ion concentration of 3.25x10-6 M is ___________ and has a hydroxide ion concentration of ___________. | acidic, 3.08x10-9 M |
A solution with a hydrogen ion concentration of 4.15x1o-6 M is ___________ and has concentration of ___________. | basic, 2.41x10-9 M |
Which of the following is a WEAK base? | NH(CH3)2 |
Which one of the following salts, when dissolved in water, produces the solution with the highest pH? | RaO RbF |
If an equal number of moles of the weak acid HCN and the strong base KOH are added to water, is the resulting solution acidic, basic, neutral? | basic |
Which one of the following salts, when dissolved in water, produces the solution with a pH closest to 7.00? | CsI |
Which on of the following salts, when dissolved in water, produces the solution with the lowest pH? | AlCl3 |
Which one of the following will form an acidic solution in water? | NH4Cl |
Which of the following is a polyprotic acid? | H2SO4 |
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