Acontainer with (15.0 + a) g of water at (8.0 + c) oc is placed in a freezer. how much heat must be removed from the water to turn it to ice at –(5.0 + b) oc? ignore the heat capacity of the container. give your answer in kilo-joules (kj) with 3 significant figures.
Answers: 2
Chemistry, 22.06.2019 07:00
6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space
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Chemistry, 22.06.2019 09:40
Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
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Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments
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Acontainer with (15.0 + a) g of water at (8.0 + c) oc is placed in a freezer. how much heat must be...
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