Physics, 16.10.2019 10:30 Bidboidipper
If a system has 475 kcal of work done to it, and releases 5.00 × 102 kj of heat into its surroundings, what is the change in internal energy of the system?
Answers: 2
Physics, 22.06.2019 06:30, haha81
Which of these statements is true? a. quarks pair with leptons to form protons and neutrons. b. quarks pair with bosons to form photons. c. quarks pair with photons to form protons and neutrons. d. quarks pair with other quarks to form protons and neutrons. e. quarks pair with electrons to form protons.
Answers: 1
Physics, 22.06.2019 07:30, bell777
30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve
Answers: 1
If a system has 475 kcal of work done to it, and releases 5.00 × 102 kj of heat into its surrounding...
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