Chemistry, 05.12.2019 05:31 Damagingawsomeness2
A50.0 ml sample containing cd2+ and mn2+ was treated with 58.4 ml of 0.0400 m edta . titration of the excess unreacted edta required 15.9 ml of 0.0130 m ca2+ . the cd2+ was displaced from edta by the addition of an excess of cn− . titration of the newly freed edta required 22.4 ml of 0.0130 m ca2+ . what are the concentrations of cd2+ and mn2+ in the original solution?
Answers: 1
Chemistry, 22.06.2019 17:40, aaliyahthomas37
Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.
Answers: 1
Chemistry, 22.06.2019 22:30, pookie879
You just calculated that the heat of fusion for chloromethane is 6400 j/mol. the heat of fusion for hydrogen is 120 j/mol.? which of the following account for this difference? more than one correcta. chloromethane can absorb more energy at the same temperature. b. hydrogen has stronger intermolecular forces than chloromethane. c. hydrogen molecules can pack more closely than chloromethane molecules. d. chloromethane experiences dipole-dipole interactions. e. chloromethane has a higher molar mass than hydrogen.
Answers: 3
A50.0 ml sample containing cd2+ and mn2+ was treated with 58.4 ml of 0.0400 m edta . titration of th...
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