Chemistry, 15.02.2020 05:27 Nathaliasmiles
How many microliters of original sample are required to produce a final dilution of 10-2 in a total volume of 0.2 mL? 1 microliter is 10-6 L or 10-3 mL.
Answers: 3
Chemistry, 21.06.2019 16:50
What is the composition, in atom percent, of an alloy that consists of 4.5 wt% pb and 95.5 wt% sn? the atomic weights for pb and sn are 207.19 g/mol and 118.71 g/mol, respectively.(a) 2.6 at% pb and 97.4 at% sn(b) 7.6 at% pb and 92.4 at% sn(c)97.4 at% pb and 2.6 at% sn(d) 92.4 at% pb and 7.6 at% sn
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Chemistry, 22.06.2019 00:30
Water (2510 g ) is heated until it just begins to boil. if the water absorbs 5.09Ă—105 j of heat in the process, what was the initial temperature of the water?
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Chemistry, 22.06.2019 21:20
40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume
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How many microliters of original sample are required to produce a final dilution of 10-2 in a total...
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