Chemistry

Chemistry, 01.07.2019 05:30, saintsfan2004

2g of phosphorus-32 has decayed to 0.25 g after 42 days. what is the half-life of phosphorus-32? a. 21 days b. 11.5 days c. 8 days d. 14 days

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Chemistry, 22.06.2019 07:30, bbyniah123

11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg

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Chemistry, 27.07.2019 10:00, lashayl27

Phosphorus-32 is a commonly used radioactive nuclide in biochemical research, particularly in studies of nucleic acids. the half-life of phosphorus-32 is 14.3 days. what mass of phosphorus-32 is left from an original sample of 157 mg of na332po4 after 42.0 days? assume that the atomic mass of 32p is 32.0.

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Chemistry, 19.10.2019 09:30, aprilleigh102

Phosphorus-32 has a half-life of 14.3 days. how many milligrams of phosphorus-32 remain after 71.5 days is you start with 4.00 mg of the isotope?

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2g of phosphorus-32 has decayed to 0.25 g after 42 days. what is the half-life of phosphorus-32? a....

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