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Quiz 11

Quiz  11

Q Quiz 11 • Points 5 • Submitting a file upload Here's a copy of Quiz #11. To answer the questions, you can write on the .pdf with a touchscreen, you can print out the quiz on paper and write in your answers, or you can write your answers on a separate sheet of paper. Save your work as a .pdf, and submit your work using the Submit Assignment button at the top of the page. QUIZ #11 – 5 points CHEM 305 Summer 2021 1) Write out and balance the chemical equation below that matches the written description. a) Lithium chromate + Bismuth acetate º Lithium acetate + Bismuth chromate b) Phosphorus + Oxygen º Tetraphosphorus octaoxide 2) Writing in the proper coeffeicients, balance each chemical equation written below: a) Fe(NO3)3 + Mg ö Mg(NO3)2 + Fe b) BaCO3 + HBr º BaBr2 + H2O + CO2

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1. Balanced chemical equation a. Lithium chromate + Bismuth acetate ? Lithium acetate + Bismuth chromate: 3 Li2CrO4(aq) + 2 BiC6H9O6(aq) ? 6 LiC2H3O2(aq)+ Bi2Cr3O12(s) b. Phosphorus + Oxygen ? Tetraphosphorus octaoxide: 4 P(s) + 4 O2(g) ? P4O8(s)