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Question 1 of 7
1. Question
Balance the following chemical equation by adding the appropriate coefficients in the boxes. All boxes must have a number.
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Na3PO4(aq) + BaCl2(aq) ➛ Ba3(PO4)2(aq) + NaCl(aq)
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Question 2 of 7
2. Question
Balance the following chemical equation for the reaction of aqueous cobalt(III) nitrate with aqueous ammonium sulfide by adding the appropriate coefficients in the boxes. All boxes must have a number.
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Co(NO3)3(aq) + (NH4)2S(aq) ➛ Co2S3(s) + NH4NO3(aq)
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Question 3 of 7
3. Question
Balance the following chemical equation by adding the appropriate coefficients in the boxes. All boxes must have a number.
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CO2(g) + CaSiO3(s) + H2O(l) ➛ SiO2(s) + Ca(HCO3)2(aq)
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Question 4 of 7
4. Question
Balance the following chemical equation by adding the appropriate coefficients in the boxes. All boxes must have a number.
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HCl(aq) + MnO2(g) ➛ MnCl2(aq) + H2O(l) + Cl2(g)
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Question 5 of 7
5. Question
Balance the following chemical equation by adding the appropriate coefficients in the boxes. All boxes must have a number.
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Si2H6(s) + O2(g) ➛ SiO2(s) + H2O(g)
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Question 6 of 7
6. Question
Balance the following chemical equation by adding the appropriate coefficients in the boxes. All boxes must have a number.
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C4H8O(l) + O2(g) ➛ CO2(g) + H2O(l)
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Question 7 of 7
7. Question
Balance the following chemical equation for the complete combustion of benzene, C6H6, by adding the appropriate coefficients in the boxes. All boxes must have a number.
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C6H6(g) + O2(g) ➛ CO2(g) + H2O(g)
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