Chemistry, 06.11.2019 09:31 zeesharpe05
Copper has a hfus = 13.0 kj/mol. what mass of copper releases 112.4 kj of heat as it freezes? 9.42 g 6.75 g 549 g 1590 g
Answers: 1
Chemistry, 22.06.2019 00:40
1) in saturated limewater, [h+ ]=3.98x10-13 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 2) in butter, [h+ ]=6.0x10-7 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 3) in peaches, [oh]=3.16x10-11 m a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 4) during the course of the day, human saliva varies between being acidic and basic. if [oh]=3.16x10-8 m, a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? /
Answers: 3
Chemistry, 22.06.2019 12:00
What is the lowest number energy level where a d sublevel is found
Answers: 1
Chemistry, 22.06.2019 22:30
Essay-alternative energy sources research sources of energy that are being developed. write a report of 350-400 words discussing the information you learned concerning the development of various energy sources and the impact that you think they will have on your life. include sources cited at the end of your report using the mla format. follow the rubric guidelines. note that wikipedia is not an appropriate resource for a research paper. worth 99
Answers: 3
Copper has a hfus = 13.0 kj/mol. what mass of copper releases 112.4 kj of heat as it freezes? 9.42...
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