Chemistry, 08.11.2019 10:31 leslien3003
Chromium-51 is a radioactive isotope used to label red blood cells to identify if they remain intact in the body. it has a half-life of 27.7 days. if 0.25 mg is an approximate dose amount, how much remains after 83.1 days?
Answers: 2
Chemistry, 22.06.2019 23:00
What is the measured amount of a product obtained from a chemical reaction?
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Chemistry, 23.06.2019 01:30
The solubility of barium nitrate is 9.02 g/100 g h2o at 20°c. a 15.2 g sample of barium nitrate is added to 200.0 g of water at 20°c. is the solution saturated, unsaturated, or supersaturated? a. unsaturated b. saturated c. supersaturated
Answers: 1
Chemistry, 23.06.2019 03:30
The molar mass of iron(fe) is 55.8 g/mol. what is the mass in grams of 2.25 moles of iron?
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Chromium-51 is a radioactive isotope used to label red blood cells to identify if they remain intact...
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