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2.
How many kJ are required to change 10.0 grams of ice to water at 0°C?
general formula:
Answers: 1
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Which term refers to a property that depends only on the amount of a substance? ©@
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Stage in which a typical star has completely stopped fusion
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Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.
Answers: 3
2.
How many kJ are required to change 10.0 grams of ice to water at 0°C?
general formula...
How many kJ are required to change 10.0 grams of ice to water at 0°C?
general formula...
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