Fe(CN)63- + Re → Fe(CN)64- + ReO4--. What is reduced?
A. Fe
B. Re

Mn2+ + Co3+ → MnO2 + Co2+. What is oxidized?
A. Mn
B. Co

CrO42- + N2O → Cr3+ + NO. What is oxidized?
A. Cr
B. N

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According to the tide table below what time of day will the highest tide occur?

Part b: study of equilibrium on solubility: mg(oh)2(s) ⇌ mg2+(aq) + 2 oh–(aq) cloudy clear (pink) 7. a. b. 8. a. b. 9. 10. 11. 12. when adding concentrated hydrochloric acid, how did the appearance of the equilibrium mixture change? the change in appearance indicated a shift in the point of equilibrium. in which direction did the equilibrium shift? (l) left (r) right explain your answer to question 7a. you should indicate which ion was added to or removed from the equilibrium mixture. when adding edta, how did the appearance of the equilibrium mixture change? the change in appearance indicated a shift in the point of equilibrium. in which direction did the equilibrium shift? (l) left (r) right explain your answer to question 8a. you should indicate which ion was added to or removed from the equilibrium mixture. upon heating in which direction is the equilibrium shifting? upon cooling in which direction is the equilibrium shifting? is the forward reaction a. endothermic explain your answers to questions 9, 10, and 11. (l) left (r) right (l) left (r) right b. exothermic

As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit