Chemistry, 14.05.2021 21:30 tiadenae22ovtxdr
A 15.0 g sample of an unknown compound is dissolved in 100.0 g of benzene. The boiling point is raised 2.67 oC above the boiling point of pure benzene. What is the molar mass of the sample? Kb for benzene is 2.67oC/m.
Answers: 2
Chemistry, 22.06.2019 08:00
An observation that requires measurement is called quantitative observable or qualitative
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What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%
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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
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Chemistry, 22.06.2019 22:30
Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt
Answers: 1
A 15.0 g sample of an unknown compound is dissolved in 100.0 g of benzene. The boiling point is rais...
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