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How many atoms are present in 3 moles of chromium? A. 6.02 x 1023 atomsB. 1.80 x 1023 atomsC. 1.80 x 1024 atomsD. 52.0 atoms
Weegy: (6.02 x 10^23)*3 = 1.80 x 10^24. Your answer is C. 1.80 x 10^24. (More)
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Asked 12/11/2012 3:48:14 PM
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The half-life of a radioisotope is the amount of time it takes for A. half the sample to decay. B. all the sample to decay. C. the age of an artifact to be calculated. D. detectable radiation to be absorbed by a sample
Weegy: The half-life of a radioisotope is the amount of time it takes for Half the sample to decay. (More)
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Updated 22 days ago|11/13/2016 10:59:22 AM
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Which of the following is NOT a step in the operation of a Geiger counter? A. Nuclear radiation ionizes gas in a tube. B. Ionized gas produces an electric current. C. Magnets cause the ions to conduct electricity. D. The electric current is detected and measured.
Weegy: Which of the following is NOT a step in the operation of a Geiger counter? Answer: c. Magnets cause the ions to conduct electricity. Source: (More)
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Asked 12/11/2012 4:12:05 PM
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