Chemistry, 12.03.2021 20:10 michelerin9486
3. A 12.6 g sample of glass goes from an initial temperature of 20.2°C to a final temperature of
45.3°C. Calculate how much heat was transferred, and state whether heat was gained or lost
based on the sign of your answer.
Answers: 1
Chemistry, 22.06.2019 12:30
What is the percent composition of ca(oh)2? 37.7% ca, 53.0% o, and 10.3% h 45.5% ca, 38.2% o, and 16.3% h 54.0% ca, 43.0% o, and 2.7% h 64.7% ca, 27.0% o, and 8.3% h
Answers: 2
Chemistry, 22.06.2019 16:50
Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.
Answers: 1
Chemistry, 22.06.2019 21:20
The organs inside the body and how they function together
Answers: 3
3. A 12.6 g sample of glass goes from an initial temperature of 20.2°C to a final temperature of
45...
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