Question 1
A)Which products are the result of a neutralization reaction?(1 point)
Responses
an acid and a base
an acid and a base
a titrant and an analyte
a titrant and an analyte
water and a salt
water and a salt
hydrogen and hydroxide
hydrogen and hydroxide
Question 2
A)How does magnesium hydroxide provide relief for indigestion?(1 point)
Responses
Magnesium hydroxide is an acid that digests food in the stomach.
Magnesium hydroxide is an acid that digests food in the stomach.
Magnesium hydroxide is an acid that neutralizes HCl in the stomach.
Magnesium hydroxide is an acid that neutralizes HCl in the stomach.
Magnesium hydroxide reacts with HCl to produce a solution that is neutral.
Magnesium hydroxide reacts with HCl to produce a solution that is neutral.
Magnesium hydroxide produces magnesium chloride salt, which neutralizes HCl.
Magnesium hydroxide produces magnesium chloride salt, which neutralizes HCl.
Question 3
A)A student uses a solution of potassium hydroxide to titrate a solution of nitric acid. Which question is the student trying to answer?(1 point)
Responses
How much nitric acid solution is present?
How much nitric acid solution is present?
How many moles of potassium hydroxide are present?
How many moles of potassium hydroxide are present?
What is the concentration of potassium hydroxide?
What is the concentration of potassium hydroxide?
What is the concentration of nitric acid?
What is the concentration of nitric acid?
Question 4
A)
Use the diagram of a titration apparatus to answer the question.
An illustration shows a titration apparatus. The illustration shows a burette in a conical flask held with a clamp and stand. Bottles of acids and alkali, an indicator, and a pipette are placed around this set up.
A student uses the apparatus to determine the concentration of a solution of hydrofluoric acid. Which component will the student put in the burette?
(1 point)
Responses
analyte
analyte
indicator
indicator
salt
salt
titrant
titrant
Question 5
A)
It takes 40 mL of 0.10 M of hydrochloric acid (HCl) to neutralize 50 mL of sodium hydroxide (NaOH) for the following chemical reaction:
HCl + NaOH → NaCl + H2O
The concentration of sodium hydroxide is _____.
(1 point)
Responses
0.10 M
0.10 M
0.08 M
0.08 M
0.04 M
0.04 M
0.125 M
1 answer
Here are the correct answers:
Question 1
C) water and a salt
Question 2
C) Magnesium hydroxide reacts with HCl to produce a solution that is neutral.
Question 3
A) How much nitric acid solution is present?
Question 4
D) titrant
Question 5
D) 0.125 M
1 answer
1 answer
1 answer
2 answers