Elements and compounds are 2 types of what?

What’s a special glass that most beakers are made of

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 many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.