Chemistry, 18.02.2021 14:00 madisynk78
A weak current can be detected by replacing an electric bulb in an electric tester with
(a) a coil wound over a compass needle
(b) none of these
(c) LED
(d) Both (a) and (b)
Answers: 1
Chemistry, 23.06.2019 07:00
Select the correct answer. why are scientific models important in the study of science? a. they always involve critical mathematical calculations. b. they scientists understand complex ideas and objects that aren’t easy to handle. c. they enable scientists to popularize their work in society. d. they are required when conducting any peer review process. e. they are necessary for turning a hypothesis into a law.
Answers: 2
Chemistry, 23.06.2019 10:30
Fill in the blanks for the following statements: the rms speed of the molecules in a sample of h2 gas at 300 k will be times larger than the rms speed of o2 molecules at the same temperature, and the ratio µrms (h2) / µrms (o2) with increasing temperature. a not enough information is given to answer this question b sixteen, will not change c four, will not change d four, will increase e sixteen, will decrease
Answers: 2
A weak current can be detected by replacing an electric bulb in an electric tester with
(a) a coil...
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