Chemistry, 15.09.2019 01:10 alyxkellar06
Some properties of liquid water are very different from those of solid water (ice). explain why freezing is considered a physical change, even though the properties of water change when it freezes.
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Chemistry, 22.06.2019 04:20
Which of the following is true for the actual yield of a reaction? it is always calculated as a ratio. it is the yield from the excess reactant. it is the yield from the limiting reactant. it is always less than the theoretical yield.
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Chemistry, 22.06.2019 14:30
Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false
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Chemistry, 22.06.2019 23:30
The density of the solid phase of a substance is 0.90 g/cm3 and the density of the liquid phase is 1.0 g/cm3. a large increase in pressure will a. lower the freezing point b. raise the freezing point c. lower the boiling point d. raise the triple point e. lower the triple point
Answers: 1
Chemistry, 23.06.2019 09:30
The earth's surface is (science) a: studied using seismic waves b: constantly changing over time c: only studied indirectly d: the same today as million of years
Answers: 1
Some properties of liquid water are very different from those of solid water (ice). explain why free...
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