Er 28,650 years?
3. How much of a 50 gram sample of Hydrogen-3 is left after 73.8 years?
The...
Er 28,650 years?
3. How much of a 50 gram sample of Hydrogen-3 is left after 73.8 years?
The half-life is 12.3 years.
4. The half-life of plutonium-236 is 2.85 years. If 10 grams are left after
17.1 years, how many grams were in the original sample?
5. The half-life of lead-212 is 10.6 days. If 100 g are left after 53 days,
how many grams were in the original sample.
Answers: 3
Physics, 21.06.2019 22:40
Consider two metallic rods mounted on insulated supports. one is neutral, the other positively charged. you bring the two rods close to each, but without contact, and briefly ground the the neutral rod by touching it with your hand. show answer correct answer what would be resulting charge (if any) on the initially neutral rod
Answers: 1
Physics, 21.06.2019 23:30
An object starts from rest at point f and speeds up continuously as it moves around an oval. a. choose a point about 1/8 th of the way around the oval from point f, and label it point g. draw a vector to represent the velocity of the object at point g. b. determine the change in velocity vector between points f and g.
Answers: 1
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