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6- In the reaction 2KMnO4 + 5(COOH)2 + 3H2SO4 yields 10 CO2 + 2MnSO4 + K2SO4 + 8H2O is the Manganese being oxidized, reduced, or neither?
a. oxidized
b. reduced
c. neither
7-What is the molarity of the KMnO4 solution if it requires 10.0 mL of KMnO4 to react completely with 11.5 mL of 0.125 M (COOH)2 in the balanced reaction 2KMnO4 + 5(COOH)2 + 3H2SO4 yields 10 CO2 + 2MnSO4 + K2SO4 + 8H2Oa. 0.144 M
b. 0.109 M
c. 0.359 M
d. 0.272 M
A chemistry lab experiment requires 25.2 g of silver nitrate. How many grams of a 15.5% by mass solution of silver nitrate should be used
A chemical compound has a molecular weight of 132.05 g/mole. 1.908 grams of this compound un¬derwent complete combustion under constant pressure conditions in a calorimeter with a heat ca¬paci¬ty of 3580 J oC-1
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Describe the preparation of 12 mL of a 0.050 M solution of each of the halogens, using the reactions in the preceding question. Available to you are solid Ca(OCl)2
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