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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 00:30
Which best describes why nh4+ can form an ionic bond with ci-?
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Chemistry, 22.06.2019 06:00
Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.
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Chemistry, 22.06.2019 19:00
Convert the temperature of dry ice, β77 βc, into degrees fahrenheit and kelvin.
Answers: 2
What is the number of moles in 500l of he...
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