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The half-life of zn-71 is 2.4 minutes. if one had 100.0 grams at the beginning, how many grams would be left after 7.2 minutes has elapsed?
Answers: 1
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Apure solvent has a vapor pressure the vapor pressure of a solution. a. equal to b. lower than c. higher than
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Chemistry, 22.06.2019 10:00
Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
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Chemistry, 22.06.2019 11:00
3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? c) is the solution acidic, basic, or neutral?
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Chemistry, 22.06.2019 22:10
Determine the ph of 0.10 m nh3 solution. nh3 is a weak base with a kb equal to 1.8 x 10-5 round answer to nearest whole number.
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The half-life of zn-71 is 2.4 minutes. if one had 100.0 grams at the beginning, how many grams would...
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