Chemistry, 03.05.2021 01:20 haydonmetzger
6) A student massed a 0.1876 g sample of sodium oxalate (Na2C204) and added it to an Erlenmeyer flask with 50.00 mL of water. After dissolving the sample, it was then titrated with 43.77 mL of KMnO4 (aq) according to the following reaction:
5Na2C2O4(aq) + 2KMnO4(aq) + 8H2SO4(aq) → 2MnSO4(aq) + K2SO4(aq) + 5Na2SO4(aq) + 10CO2(g) + 8H20m)
Find the molarity of the KMnO4 solution in the buret.
Answers: 3
Chemistry, 22.06.2019 04:00
The image shows a process that releases nuclear energy which statement best identifies the process shown the process must be fusion because energy is released the process must be fusion because of have your nucleus formed a smaller nuclei the process must be fission because a large nucleus breaks into smaller nuclei the process must be fission because neutrons are formed
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Chemistry, 22.06.2019 06:00
An alkaline battery produces electrical energy according to the following equation. zn(s) + 2 mno2(s) + h2o(l) zn(oh)2(s) + mn2o3(s) (a) determine the limiting reactant if 17.5 g zn and 31.0 g mno2 are used. (type your answer using the format ch4 for ch4.) (b) determine the mass of zn(oh)2 produced. _ g
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Chemistry, 22.06.2019 23:30
Rank substituents in order of their priority when assigning the e or z label to an alkene. i, ch2i , h, ch2ch2cl, f
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Chemistry, 23.06.2019 03:50
What is the equation fort the alkaline zinc/manganese dioxide cell. a) anode b)cathode c)overall equations.
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6) A student massed a 0.1876 g sample of sodium oxalate (Na2C204) and added it to an Erlenmeyer flas...
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