Chemistry, 02.12.2020 01:40 areynaguzman100
A 600-kg purely radioactive block decays to being 18.75-kg radioactive after 30-days. Show your work to determine the half life of the radioactive substance?
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Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.
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How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer
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Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?
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A 600-kg purely radioactive block decays to being 18.75-kg radioactive after 30-days. Show your work...
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