Chemistry, 27.03.2021 22:40 whitneyt2013
The same quantity of electricity is passed through 2voltameters connected in series, one copper voltmeter with copper electrode in a copper(ii) tetraoxosulphate(vi) solution. The other platinum electrode in a dilute solution of tetraoxosulphate (vi) acid. 700cm³ of dry hydrogen gas measured at 30°C and 80mmHg are collected in one voltmeter. What mass of copper will be deposited on the cathode of the other? (Cu=64,H=1,Faraday's constant 96500Cmol-1,molar volume =22.4dm³.
Answers: 3
Chemistry, 22.06.2019 09:00
If you chip a tooth, most likely you will go to the dentist to have the missing material filled in. currently the material used to fill in teeth is a polymer that is flexible when put in, yet is hardened to the strength of a tooth after irradiation with blue light at a wavelength of 461 nm. what is the energy in joules for a photon of light at this wavelength?
Answers: 1
Chemistry, 22.06.2019 14:50
Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.
Answers: 1
Chemistry, 22.06.2019 23:30
If maltose undergoes hydrolysis what subunits does it results to?
Answers: 2
Chemistry, 23.06.2019 00:00
What does an electron configuration for an atom relate to the atoms placement on the periodic table
Answers: 2
The same quantity of electricity is passed through 2voltameters connected in series, one copper volt...
History, 02.08.2019 14:30
Chemistry, 02.08.2019 14:30
History, 02.08.2019 14:30
Biology, 02.08.2019 14:30
Mathematics, 02.08.2019 14:30
Biology, 02.08.2019 14:30
History, 02.08.2019 14:30
Biology, 02.08.2019 14:30
Spanish, 02.08.2019 14:30
Biology, 02.08.2019 14:30
Biology, 02.08.2019 14:30
Social Studies, 02.08.2019 14:30
History, 02.08.2019 14:30
Social Studies, 02.08.2019 14:30