How many moles are hydrogen are produced from the reaction of five moles of zinc

Use examples from the article to explain one positive and one negative effect that chemistry has had on society

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.

Describe the interaction that occurs between two objects with the same electrical charge.