Chemistry, 28.05.2021 17:20 IDespretlyneedhelp
HEL An unknown solid with a mass of 248 g is heated from 22.0°C to 68.5°C, and it absorbs 2730 J of heat in the process. What is the specific heat of the unknown substance?
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Can someone me with 3 and 4 plz. this is for masteries test.
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Which description best characterization the motion of particles in a solid
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How does a sample of helium at 15 degree celsius compare to a sample of helium at 215 k? a) the helium at 15 degrees celsius has a higher average kinetic energy that the sample at 215 k. b) the helium at 15 degrees celsius has lower nuclear energy that the sample at 215 k. c) the helium at 15 degrees celsius has slower- moving atoms that the sample at 215 k. d) the helium at 15 degrees celsius has smaller atoms than the sample at 215 k.
Answers: 1
HEL
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