1. Salt water is a homogeneous mixture.
2. Boiling point and freezing point are properties of matter.
3. Chemical changes produce new substances with new and physical properties.
4. Making ice cubes is a physical change.
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1. ____ is not a physical property. ( SPECIFIC GRAVITY OR BURNING.)
2. Milk exists as a _____ (compound, heterogeneous mixture. or solution.
3. At room temperature, air is usually ___ (liquid gas, solid.)
4. the density of a pure volume can change if the (mass, volume, temperature.) of the substance is changed.
5. the decomposition of water is a (physical change, chemical change, or physcal property)TRUE OR FALSE AND QUESTIONS. 10 points for all the answers, and right?
False
true
true
true
burning
solution
gas
temperature
chemical change
that should be right, the only one im not sure about is the last oneTRUE OR FALSE AND QUESTIONS. 10 points for all the answers, and right?
1. True
2. True
3. True
4. True
1. Gravity
2. solution
3. gas
4. mass
5. chemical change
1. true
2. true
3. true
1. sp. gravity
2. mixture
3. gas
4. all of them
5. chemical
1. True
2. True
3. True
4. True
1. Burning (that isn't even a property)
2. Mixture
3. Gas (only most of the time. I breathe in solid air every once in a while)
4. Temperature
5. Chemical Change
1..False.
2..True.
3..True.
4..True.
1..Burning.
2..Heterogeneous mixture.
3..Gas.
4..Temperature.
5..Chemical change.
1 True
2 False
3 true
4 T
5 specific gravity
6 solution
7 gas
8 mass,volume
9 physical change
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