AnswersGCSS_Physical Science_ICProperties of Acids and Bases

Properties of Acids and Bases Answers

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While researching life during colonial times, Carson learns that people would extract potassium hydroxide from wood ashes and mix it with animal fat. What were the colonists doing?

A
generating hydrogen
B
making soap
C
producing salt
D
cleaning steel
2
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Lien made this table to organize her notes on the properties of acids and bases.Which property is in the wrong column?

Question illustration
A
conduct electric current
B
taste bitter
C
feel slippery
D
react with lipids
3

What do acids react with in limestone to form giant cave systems?

A
metals
B
hydroxides
C
carbonates
D
lipids
4

What is a common use of nitric acid?

A
making ointments
B
making ceramics
C
cleaning windows
D
producing dyes
5

Mrs. Rushing fills a balloon with hydrogen gas to demonstrate its ability to burn. Which combination could she use to produce the hydrogen she needs?

A
NaOH and oil
B
Zn and NaCl
C
H2SO4 and CaCO3
D
Mg and HCl
6

Who would most likely be required to work with sodium hydroxide?

A
a plumber
B
a gardener
C
a bricklayer
D
a mechanic
7

What ion is most closely associated with bases?

A
ammonium
B
hydroxide
C
carbonate
D
hydrogen
8

Which substance is used to remove rust from metal?

A
lye (NaOH)
B
hydrochloric acid (HCl)
C
ammonia (NH3)
D
sulfuric acid (H2SO4)
9

Which substance is used in fertilizers?

A
slaked lime (Ca(OH2))
B
formic acid (HCOOH)
C
nitric acid (HNO3)
D
lithium hydroxide (LiOH)
10

Tony gets stung by an ant. He applies baking soda, a weak base, to the site. What acid is Tony neutralizing with the baking soda?

A
citric acid
B
acetic acid
C
formic acid
D
hydrochloric acid

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