Some parts are more likely to get infected or have problems. Piercings on your ear lobes usually take about 6-8 weeks to heal. However, piercings on the side of your ear (cartilage) can take anywhere from 4 months to 1 year to heal.
Ammonia is a colorless inorganic compound of nitrogen and hydrogen with the formula NH3, usually in gaseous form with a characteristic pungent odor. Ammonia is irritating to the skin, eyes, nose, throat, and lungs. It is essential for many biological processes and has various industrial applications.
N2 + 3H2 ----------------- 2 NH3 so 3 moles of H2 are required to produce 2 moles of ammonia. so the molar ratio is 3:2. 10.48 grams of NH3 = 0.6165 moles so. 3H2/2NH3 = x/0.6165 X = 0.9248 moles. 0.9248 moles X 2 grams/mole = 1.8 gramsof H2.