2KClO3 --> 2KCl + 3O2 How many moles of KClO3 are needed to produce 480 grams of O2?

The balanced chemical equation for this lab is: 3cucl2(aq) + 2al(s) 3cu(s) + 2alcl3(aq) if 10.5 g copper chloride react with 12.4 g aluminum, what is the limiting reactant?

Which piece of equipment would me most useful for measuring the volume of some water? a. pan balance b. graduated cylinder c. tweezers d. flask quick

Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold