Physics, 26.09.2019 09:30 logan541972
How to find net horizontal force with friction and applied force?
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The law of reflection states that the angle of reflection is equal to the angle of
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The radioactive isotope of lead, pb-209, decays at a rate proportional to the amount present at time t and has a half-life of 3.3 hours. if 1 gram of this isotope is present initially, how long will it take for 80% of the lead to decay? (round your answer to two decimal places.)
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Physics, 23.06.2019 21:40
When conducting this experiment, some procedures call for heating the substance several times and recording the mass after each heating, continuing until the mass values are constant. explain the purpose of this process and how it might reduce errors.
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How to find net horizontal force with friction and applied force?...
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