The joule is the si unit of energy and is equal to 1 kg m2 s–2. the erg is another energy unit, equal to 1 g cm2 s–2. use unit conversion methods to work out how many ergs are in 1 joule.

In an energy pyramid, which level has the most available energy?

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.

In which phase(s) do the molecules take the shape of the container?