Chemistry, 23.06.2019 04:00 Ezekielcassese
Which method would be best to separate a mixture of sand and gravel
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Chemistry, 23.06.2019 01:00
Which of the following is a physical change? a.burning a piece of wood b.sawing a piece of wood in half c.rust forming on an iron fence d.a copper roof changing color from orange to green
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Chemistry, 23.06.2019 11:30
If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 300j of energy to the room?unit:
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Which method would be best to separate a mixture of sand and gravel...
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