Unit 10 Acids & Bases Formative

Last updated 1 day ago

30 questions

1

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Unit 10 Acids & Bases Formative

Last updated 1 day ago

30 questions

1

Write the conjugate acid for the following species:

HAsO42-

1

Write the conjugate base for the following species:

HAsO42-

1

Write the conjugate acid for the following species:

HSO3-

1

Write the conjugate base for the following species:

HSO3-

1

Write the conjugate acid for the following species:

NH4+

1

Write the conjugate base for the following species:

NH4+

1

Draggable item		Corresponding Item

1

Determine the pH value for each of the following solutions:

2.0x10-3 M sodium hydroxide

Don't forget the NEW SIG FIG RULE!!

1

Determine the pH value for each of the following solutions:

7.5x10-6 M nitric acid

Don't forget the NEW SIG FIG RULE!!

1

Determine the pH value for each of the following solutions:

2.10x10-5 M magnesium hydroxide

Don't forget the NEW SIG FIG RULE!!

1

Determine the pH value for each of the following solutions:

2.73x10-7 M calcium hydroxide

Don't forget the NEW SIG FIG RULE!!

1

A 62.7 mL sample of 2.40 M lithium hydroxide solution neutralizes 32.5 mL of stomach acid. What is the molarity of the acid?

Write and balance a chemical equation first!!

1

During titration it is determined that 57.5 mL of 2.30M car battery acid solution will be needed to neutralize 75.8 mL barium hydroxide solution. What is the concentration of the base?

Write and balance a chemical equation first!!

According to the Lewis Theory of acids and bases, bases are:

electron pair donors

proton acceptors

proton donors

electron pair acceptors

According to the Bronsted-Lowry Threory of acids and bases, bases are:

electron pair donors

electron pair acceptors

proton acceptors

proton donors

Which of the following is NOT a property of acids?

A salt will form from the combination of the __ ion of an acid and the _ ion of a base

positive, positive

positive, negative

negative, negative

negative, positive

Categorize the following as an acid salt, basic salt, or neutral salt.

lithium sulfate
strontium chloride
barium acetate
beryllium nitrate

Acidic Salt
Neutral Salt
Basic Salt

Categorize each reactant as either a Bronsted acid or Bronsted base given the following equation:

H2SeO4 + H2O ----> H3O+ + HSeO4-

H2SeO4
H2O

Bronsted Acid
Bronsted Base

Categorize each reactant as either a Bronsted acid or Bronsted base given the following equation:

HSO4- + H2O ---> OH- + H2SO4

HSO4-
H2O

Bronsted Acid
Bronsted Base

Write the conjugate acid for the following species:

HAsO42-

Write the conjugate base for the following species:

HAsO42-

Write the conjugate acid for the following species:

HSO3-

Write the conjugate base for the following species:

HSO3-

Write the conjugate acid for the following species:

NH4+

Write the conjugate base for the following species:

NH4+

Match the chemical to its use or where it is found

Draggable item		Corresponding Item
phosporhoric acid		found in the stomach
ascorbic acid		used as a laxative
magnesium hydroxide		commonly called vinegar
acetic acid		used to remove hair from cowhide before tanning
carbonic acid		known as vitamin-C
hydrochloric acid		found in milk and sore muscles
acetylsalicylic acid		found specifically in oranges, lemons, grapefruits, and lime
nitric acid		known as "lye," a drain cleaner
calcium hydroxide		found in car batteries
lactic acid		known as "lime," has a basic pH
citric acid		used as a fertilizer, a household cleaner, has a basic pH
calcium oxide		found in all carbonated beverages
sodium hydroxide		known as aspirin
ammonia		found in dark-colored carbonated beverages only
sulfuric acid		used to make bombs and munitions, an acid

Determine the pH value for each of the following solutions:

2.0x10-3 M sodium hydroxide

Don't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:

7.5x10-6 M nitric acid

Don't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:

2.10x10-5 M magnesium hydroxide

Don't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:

2.73x10-7 M calcium hydroxide

Don't forget the NEW SIG FIG RULE!!

Ammonia is classified as a base.

True

False

Acids are "corrosive."

True

False

Acids react with active metals.

True

False

pH paper is the indicator that is used to indicate the neutralization point during a titration experiment.

True

False

DNA will turn blue litmus red.

True

False

The products of neutralization are always a type of salt and water.

True

False

Acids taste bitter.

True

False

Acids have an excess of hydroxide ions.

True

False

Litmus will turn from red to blue in a base.

True

False

Acids are slippery.

True

False

A 62.7 mL sample of 2.40 M lithium hydroxide solution neutralizes 32.5 mL of stomach acid. What is the molarity of the acid?

Write and balance a chemical equation first!!

During titration it is determined that 57.5 mL of 2.30M car battery acid solution will be needed to neutralize 75.8 mL barium hydroxide solution. What is the concentration of the base?

Write and balance a chemical equation first!!

According to the Lewis Theory of acids and bases, bases are:

electron pair donors

proton acceptors

proton donors

electron pair acceptors

According to the Bronsted-Lowry Threory of acids and bases, bases are:

electron pair donors

electron pair acceptors

proton acceptors

proton donors

Which of the following is NOT a property of acids?

excess of H+

turns red litmus blue

sour

corrosive

pH range < 7

A salt will form from the combination of the ______ ion of an acid and the _____ ion of a base

positive, positive

positive, negative

negative, negative

negative, positive

Categorize the following as an acid salt, basic salt, or neutral salt.

lithium sulfate

strontium chloride

barium acetate

beryllium nitrate

Acidic Salt

Neutral Salt

Basic Salt

Categorize each reactant as either a Bronsted acid or Bronsted base given the following equation:

H2SeO4  +  H2O ----> H3O+  + HSeO4-

H2SeO4

H2O

Bronsted Acid

Bronsted Base

Categorize each reactant as either a Bronsted acid or Bronsted base given the following equation:

HSO4-   +  H2O  --->  OH-    +   H2SO4

HSO4-

H2O

Bronsted Acid

Bronsted Base

Match the chemical to its use or where it is found

phosporhoric acid

found in the stomach

ascorbic acid

used as a laxative

magnesium hydroxide

commonly called vinegar

acetic acid

used to remove hair from cowhide before tanning

carbonic acid

known as vitamin-C

hydrochloric acid

found in milk and sore muscles

acetylsalicylic acid

found specifically in oranges, lemons, grapefruits, and lime

nitric acid

known as "lye," a drain cleaner

calcium hydroxide

found in car batteries

lactic acid

known as "lime," has a basic pH

citric acid

used as a fertilizer, a household cleaner, has a basic pH

calcium oxide

found in all carbonated beverages

sodium hydroxide

known as aspirin

ammonia

found in dark-colored carbonated beverages only

sulfuric acid

used to make bombs and munitions, an acid

Ammonia is classified as a base.

True

False

Acids are "corrosive."

True

False

Acids react with active metals.

True

False

pH paper is the indicator that is used to indicate the neutralization point during a titration experiment.

True

False

DNA will turn blue litmus red.

True

False

The products of neutralization are always a type of salt and water.

True

False

Acids taste bitter.

True

False

Acids have an excess of hydroxide ions.

True

False

Litmus will turn from red to blue in a base.

True

False

Acids are slippery.

True

False

Unit 10 Acids & Bases Formative

Unit 10 Acids & Bases Formative

Write the conjugate acid for the following species:HAsO42-

Write the conjugate base for the following species:HAsO42-

Write the conjugate acid for the following species:HSO3-

Write the conjugate base for the following species:HSO3-

Write the conjugate acid for the following species:NH4+

Write the conjugate base for the following species:NH4+

Determine the pH value for each of the following solutions:2.0x10-3 M sodium hydroxideDon't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:7.5x10-6 M nitric acidDon't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:2.10x10-5 M magnesium hydroxideDon't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:2.73x10-7 M calcium hydroxideDon't forget the NEW SIG FIG RULE!!

A 62.7 mL sample of 2.40 M lithium hydroxide solution neutralizes 32.5 mL of stomach acid. What is the molarity of the acid?Write and balance a chemical equation first!!

During titration it is determined that 57.5 mL of 2.30M car battery acid solution will be needed to neutralize 75.8 mL barium hydroxide solution. What is the concentration of the base?Write and balance a chemical equation first!!

According to the Lewis Theory of acids and bases, bases are:

According to the Bronsted-Lowry Threory of acids and bases, bases are:

Which of the following is NOT a property of acids?

A salt will form from the combination of the ______ ion of an acid and the _____ ion of a base

Categorize the following as an acid salt, basic salt, or neutral salt.

Categorize each reactant as either a Bronsted acid or Bronsted base given the following equation:H2SeO4 + H2O ----> H3O+ + HSeO4-

Categorize each reactant as either a Bronsted acid or Bronsted base given the following equation:HSO4- + H2O ---> OH- + H2SO4

Write the conjugate acid for the following species:HAsO42-

Write the conjugate base for the following species:HAsO42-

Write the conjugate acid for the following species:HSO3-

Write the conjugate base for the following species:HSO3-

Write the conjugate acid for the following species:NH4+

Write the conjugate base for the following species:NH4+

Match the chemical to its use or where it is found

Determine the pH value for each of the following solutions:2.0x10-3 M sodium hydroxideDon't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:7.5x10-6 M nitric acidDon't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:2.10x10-5 M magnesium hydroxideDon't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:2.73x10-7 M calcium hydroxideDon't forget the NEW SIG FIG RULE!!

Ammonia is classified as a base.

Acids are "corrosive."

Acids react with active metals.

pH paper is the indicator that is used to indicate the neutralization point during a titration experiment.

DNA will turn blue litmus red.

The products of neutralization are always a type of salt and water.

Acids taste bitter.

Acids have an excess of hydroxide ions.

Litmus will turn from red to blue in a base.

Acids are slippery.

A 62.7 mL sample of 2.40 M lithium hydroxide solution neutralizes 32.5 mL of stomach acid. What is the molarity of the acid?Write and balance a chemical equation first!!

During titration it is determined that 57.5 mL of 2.30M car battery acid solution will be needed to neutralize 75.8 mL barium hydroxide solution. What is the concentration of the base?Write and balance a chemical equation first!!

Write the conjugate acid for the following species:

HAsO42-

Write the conjugate base for the following species:

HAsO42-

Write the conjugate acid for the following species:

HSO3-

Write the conjugate base for the following species:

HSO3-

Write the conjugate acid for the following species:

NH4+

Write the conjugate base for the following species:

NH4+

Determine the pH value for each of the following solutions:

2.0x10-3 M sodium hydroxide

Don't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:

7.5x10-6 M nitric acid

Don't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:

2.10x10-5 M magnesium hydroxide

Don't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:

2.73x10-7 M calcium hydroxide

Don't forget the NEW SIG FIG RULE!!

A 62.7 mL sample of 2.40 M lithium hydroxide solution neutralizes 32.5 mL of stomach acid. What is the molarity of the acid?

Write and balance a chemical equation first!!

During titration it is determined that 57.5 mL of 2.30M car battery acid solution will be needed to neutralize 75.8 mL barium hydroxide solution. What is the concentration of the base?

Write and balance a chemical equation first!!

A salt will form from the combination of the __ ion of an acid and the _ ion of a base

Categorize each reactant as either a Bronsted acid or Bronsted base given the following equation:

H2SeO4 + H2O ----> H3O+ + HSeO4-

Categorize each reactant as either a Bronsted acid or Bronsted base given the following equation:

HSO4- + H2O ---> OH- + H2SO4

Write the conjugate acid for the following species:

HAsO42-

Write the conjugate base for the following species:

HAsO42-

Write the conjugate acid for the following species:

HSO3-

Write the conjugate base for the following species:

HSO3-

Write the conjugate acid for the following species:

NH4+

Write the conjugate base for the following species:

NH4+

Determine the pH value for each of the following solutions:

2.0x10-3 M sodium hydroxide

Don't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:

7.5x10-6 M nitric acid

Don't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:

2.10x10-5 M magnesium hydroxide

Don't forget the NEW SIG FIG RULE!!

Determine the pH value for each of the following solutions:

2.73x10-7 M calcium hydroxide

Don't forget the NEW SIG FIG RULE!!

A 62.7 mL sample of 2.40 M lithium hydroxide solution neutralizes 32.5 mL of stomach acid. What is the molarity of the acid?

Write and balance a chemical equation first!!

During titration it is determined that 57.5 mL of 2.30M car battery acid solution will be needed to neutralize 75.8 mL barium hydroxide solution. What is the concentration of the base?

Write and balance a chemical equation first!!