GIVING 100 POINTS is 15+0=15 A. a communitive property
B. an Associative property
C. an idnetity property
D. or a Distributive property

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

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Will give brainliest summations with algebraic expressions image shown