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Test- Unit 2 Matter

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Total cards: 10•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (10)

#1
Front (Question)

• Is the color of ink a physical change, chemical change, physical property, or chemical property?

Back (Answer)

Physical property

#2
Front (Question)

• Give three examples of physical changes.

Back (Answer)

Boiling of water, blowing up a ballon, and melting a candle

#3
Front (Question)

• A flask containing molecules of gas A and a separate flask containing molecules of gas B are both at the same temperature. Gas A and B must have equal __________.

Back (Answer)

Volumes

#4
Front (Question)

• Is trail mix a homogeneous mixture or a heterogeneous mixture?

Back (Answer)

Heterogeneous mixture

#5
Front (Question)

• Is lemonade a homogeneous mixture or a heterogeneous mixture?

Back (Answer)

Homogeneous mixture

#6
Front (Question)

• Is the fragrance of a flower a physical property, physical change, chemical property, or chemical change?

Back (Answer)

Physical property

#7
Front (Question)

• Is boiling water a physical property, physical change, chemical property, or chemical change?

Back (Answer)

Physical change

#8
Front (Question)

• In terms of saturation, how would you classify a KBr solution with a concentration of 90g in 100g of water at 10 degrees Celsius?

Back (Answer)

Supersaturated

#9
Front (Question)

• Name one similarity between compounds and homogeneous mixtures and one difference.

Back (Answer)

Similarity- Both involve one element Difference- compound is chemically combined and a mixture is physically combined

#10
Front (Question)

• Explain how salt dissolves in water.

Back (Answer)

• H+ of water attract Cl- • O-2 of water attract Na+ • Attractive force pulls ions away from crystal • Water surrounds each ion and continues until ions are separated