How many joules are there in a 291.84 Calorie snack bar? (Provide answer in decimal format to "2" places, not using "significant figures").

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.

How would you reduce the volume of gas

What term describes technology that operates on an atomic level