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Author Question: In which of the following pairs is the oxidation number for the underlined element INCORRECT? (Read 45 times)

anjilletteb

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Question 1

In an acid-base neutralization reaction, 38.74 mL of 0.500 mol L-1 potassium hydroxide reacts with 50.00 mL of sulfuric acid solution. What is the concentration of the H2SO4 solution?
◦ 0.194 mol L-1
◦ 0.387 mol L-1
◦ 0.775 mol L-1
◦ 1.29 mol L-1

Question 2

In which of the following pairs is the oxidation number for the underlined element INCORRECT?
MnO4-/(+7 )
SO42-/(+4)
NH4+/(-3)
NO3-/(+5)
Cr2O72-/(+6)


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Marked as best answer by anjilletteb on Jul 8, 2021

verrinzo

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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anjilletteb

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Reply 2 on: Jul 8, 2021
Great answer, keep it coming :)


TheDev123

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Reply 3 on: Yesterday
Gracias!

 

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