10.41 grams NH3 X (1 mol/17.00 grams) = 0.612 moles NH3 X (3 mol H2 / 2 mol NH3) = 0.918 moles H2. 0.918 mol H2 X 2.01 g/mol = 1.85 grams H2 required. 7.94 X 10^-4 g H2 X (1 mol/2.01 grams) = 0.93.95 X 10^-4 mol H2 X (2 mol NH3 / 3 mol H2) = 2.63 X 10^-4 moles NH3.
sprain. n. 1. A painful wrenching or laceration of the ligaments of a joint. 2.The condition resulting from a sprain. tr.v. sprained, sprainÂ·ing, sprains. To cause a sprain to (a joint or ligament).. A painful wrenching or laceration of the ligaments of a joint. 2. The condition resulting from a sprain.
A sprain is actually an injury to the ligaments of the ankle joint, which are elastic, band-like structures that hold the bones of the ankle joint together and prevent excess turning and twisting of the joint. In normal movement, the ligaments can stretch slightly and then retract back to their normal shape and size.