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Chemistry, 21.06.2019 15:50
Which of these reactions are redox reactions? check all that apply.cd + hcl β cdcl2 + h2cucl2 + na2s β 2nacl + cuscaco3 β cao + co2 2zns + 3o2 β 2zno + 2so2 ch4 + 2o2 β co2 + 2h2o
Answers: 3
Chemistry, 22.06.2019 03:00
In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?
Answers: 3
Chemistry, 22.06.2019 13:30
Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.
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Chemistry, 22.06.2019 16:50
Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m
Answers: 3
Which statement describe functions of DNA?...
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