What is a chemical change
a. boiling of water
b. melting an ice cube
c. d...
Biology, 24.01.2020 12:31 ariana0517
What is a chemical change
a. boiling of water
b. melting an ice cube
c. dissolving 10 grams of salt in water
d. splitting water into hydrogen and oxygen
Answers: 2
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Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.
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