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Mathematics, 18.05.2021 04:40, shongmadi77
Element X is a radioactive isotope such that every 42 years, its mass decreases by
half. Given that the initial mass of a sample of Element X is 50 grams, how long
would it be until the mass of the sample reached 45 grams, to the nearest tenth of a
year?
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Answers: 1
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The area (a) of a circle with a radius of r is given by the formula and its diameter (d) is given by d=2r. arrange the equations in the correct sequence to rewrite the formula for diameter in terms of the area of the circle.
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Element X is a radioactive isotope such that every 42 years, its mass decreases by
half. Given that...
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