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Worksheets1406 Acids-Bases Review
Total questions: 26
Worksheet time: 48mins
An Arrhenius base:
accepts H+
produces H+
produces OH-
Imagine you're in a chemistry class with Samuel, Henry, and Ava. Samuel asks, "What does an Arrhenius acid do in a solution?"
accepts H+ from another substance
produces H+
produces OH-
A Bronsted Lowry base:
donates a proton to another substance
accepts a proton from another substance
produces H+
produces OH-
For the following acid, what is the conjugate base?
PO43-
H2PO4-
HPO42-
H3PO4
For the following base, what is the conjugate acid?
NO-2
NO2 -1
HNO3
H2NO3
For the following acid, what is the conjugate base?
HPO4 -2
PO4 -3
H3PO4
Identify the Conjugate Acid.
Option 1
Option 2
Option 3
Option 4
Identify the Conjugate Base.
Option 1
Option 2
Option 3
Option 4
Identify the base.
Option 1
Option 2
Option 3
Option 4
Identify the acid.
Option 1
Option 2
Option 3
Option 4
Avery and Ethan are in a chemistry lab, and they have a challenge to identify the strong acid among the following compounds. Can you help them out?
NH3
HNO3
H2CO3
CH3COOH
Zoe and Benjamin are in a science lab, experimenting with different solutions. They wonder about the behavior of strong acids and bases. What do these strong acids and bases do when they are in a solution?
They do not break apart into ions (non-electrolyte)
They partially break apart into ions (weak electrolyte)
They completely break apart into ions (non-electrolyte)
They completely break apart into ions (strong electrolyte)
During a fun chemistry class experiment, Ava, Scarlett, and Abigail are testing different acids. Which of the following acids did they find to be a weak acid?
HNO3
CH3COOH
HCl
H2SO4
Grace and Mason are in a chemistry lab, and they are curious about bases. They have a list of bases and want to know which one is a weak base. Can you help them figure it out?
Sodium hydroxide
Rubidium hydroxide
Magnesium hydroxide
Strontium hydroxide
Abigail and Daniel are in the chemistry lab, and they have a challenge to complete the following reaction:
HCl + Mg(OH)2 --> ?
Can you help them figure out the products of this reaction?
MgCl2 + H2O
Mg +H2O
MgCl2 + H2
MgCl2 + H2O + CO2
Sophia and Kai are in a chemistry lab, and they stumble upon a mysterious bottle labeled HC2H3O2. Can you help them name the acid?
Acetic Acid
Acetous Acid
Hydrogen Acetate
Hydrogen Dicarbon Trihydrogen Dioxygen
Hey chemistry enthusiasts! Jackson and Abigail are having a friendly debate in the lab. Can you help them out? They stumbled upon this compound: H3PO3. What do you think it's called?
hydrophosphoric acid
phosphorous acid
phosphoric acid
phosphoric hydroxide
During a fun chemistry experiment, Harper and Kai decided to mix hydrochloric acid (HCl) with sodium hydroxide (NaOH). What balanced equation represents the neutralization reaction they observed?
HCl + NaOH → Na2O + H2O
HCl + NaOH → NaCl + H2O
HCl + NaOH → NaCl + H2
HCl + NaOH → NaOH + HCl
During a fun chemistry experiment, David and Lily are mixing acetic acid (CH3COOH) with potassium hydroxide (KOH). Can you guess what products they will create in this neutralization reaction?
CH3COOK + H2O
CH3COOH + KOH
CH3COOK + CO2
CH3COOK + H2
How would you calculate the pH of a solution if the hydronium ion concentration is given as 2.5 x 10-4 M?
pH = log(2.5 x 10-4)
pH = 10-4
pH = 2.5 x 10-4
pH = -log(2.5 x 10-4)
Emma and Liam are in a chemistry lab, and they need to find the pH of a solution with a hydronium ion concentration of 5 x 10-7 M. What is the pH?
7.3
5.3
6.3
7
dissociation of weak acid, HA, is represented by following equation :
HA(aq) + H2O(l) ⇌ H3O+(aq) + A-(aq)
The equilibrium constant for this reaction is represented by Ka . Which of the following equation represents expression of equilibrium constant, Ka?
energy + N2(g) + O2(g) <−> 2NO(g)
If O2(g) is removed, the concentration of N2 will _______.
2SO3(g) ⇋ 2SO2(g) + O2(g)
