Chemistry, 21.05.2021 01:10 kenziedil2637
What is the definition of half-life? the variable rate at which one half of a given radioisotope decays an observable pattern in the order at which one half of a radioisotope decays the time required for one half of a sample of a radioisotope to decay
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Chemistry, 22.06.2019 05:00
You mix the pks of succinic acid are 4.21 and 5.64. how many gramsa graduate student at sdsu wants to measure the activity of a particular enzyme at ph 4.0. to buffer her reaction, she will use a buffer system based on one of the acids listed below, which acid is most appropriate for the experiment? of monosodium succinate (fw = 140 g/mol) and disodium succinate (fw = 162 g/mol) must be added to 1 l of water to produce a solution with a ph 5.28 and a total solute concentration of 100 mm? (assume the total volume remains 1 liter, answer in grams monosodium succinate, grams disodium succinate, respectively.) volumes of 0.05 m nah2po4 and 0.05 m na2hpo4 (pk's for phosphoric acid are 2.15, 6.82 and 12.38). which of the following best describes the resulting solution?
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Chemistry, 22.06.2019 06:10
How many moles of gas are present if p=11 atm, v=12l, t=185k?
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Chemistry, 22.06.2019 10:30
Geothermal energy for industrial use is available almost anywhere. a.true b.false
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What is the definition of half-life? the variable rate at which one half of a given radioisotope dec...
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