2. Consider the following reaction 2 CuCl2 + 4 KI - 2 Cul + 4 KCI + Iz When .27 moles of CuCl2 react with .86 moles if KI, how many moles of lz are formed? (Type out
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What is the limiting reactant? (Type out all work)
For the reactant in excess, how many moles are left over at the end of the reaction? (Type out
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Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.

Volume is a measurement of how fast particles of a substance are moving

1) a light bulb takes in 30 of energy per second. it transfers 3j as use energy. calculate the efficiency. second. it transfers 3j as useful light energy and 27j as heat energy. calculate the efficiency