3.6 6.4 grams of oxygen gas and 4.8 grams of chlorine gas are
mixed with 14.9
grams of krypton at a total pressure of
6.92 x 10'Nm?. Calculate the partial pressure of each gas [O
=16.0; CI =35.5; Kr = 83.8 g mol-').​

What does standard deviation reveal about data? a. the average of all the data points b. which of the data points is most reliable c. how spread out the data points are d. the percent error included in the data

During trial 2, what allowed you to determine that aluminum was the limiting reactant? check all that apply. all of the copper dissolved. all of the aluminum dissolved. the solution turned clear. the number of grams of copper(ii) chloride used in the reaction was greater than the number of grams of aluminum. the molar ratio of copper(ii) chloride to aluminum was greater than 3: 2, the equation’s molar ratio.

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