CHEM 1100H Study Guide - Midterm Guide: Magnesium Chloride, Electromagnetic Spectrum, Ultraviolet
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________: assign the proper oxidation state for the sulfur atom in each of the following species, h2s, na2so4. ________: in one sentence, clearly explain why only some wavelengths of light are absorbed when a white light source is directed through a sample of he gas. Show all your work: you place 2. 80 g of phosphoric acid (h3po4) into 150. 0 ml of a 1. 00 m sodium hydroxide solution. If the total volume remains constant, identify the following: the concentration of sodium ion at the completion of the reaction: _______________ M: the concentration of phosphate ion at the completion of the reaction: ____________, the concentration of hydroxide ion at the completion of the reaction: _____________ Practice exam 2: balance the following redox reaction (in either acidic or basic solution your choice). 34. 7 ml of the koh solution is required to reach the equivalence point.
