Considering the limiting reactant concept, how many moles of copper(t) sulfide are produced from the reaction of 2.0 mole of copper and 3.3 mole of sulfur?
2 Cu(s) + S(s) Cu2S(s)

How many moles are in 250 grams of tungsten (w)? * 4.4x10^23 moles 4.2x10^23 moles 0.7 moles 1.4 moles

Seltzer water is created by placing water under pressure with carbon dioxide gas. which of the following statements best describe seltzer water: a. the solution will be slightly acidic b. the solution will be slightly basic. the solution will be strongly acidic. d. the solution will be strongly basic. e. the solution will be neutral

How does kepler second law of planetary motion overthrow one of the basic beliefs of classical astronomy