1.A compound containing titanium (Ti) and Chlorine is analyzed by converting all the titanium into 1.20 g of TiO2 and all the chlorine into 6.45 of AgCl. What is the simplest formula for the original compound?
2.Estrone is a female sex hormone that is known to contain 80.0% carbon, 8.2% hydrogen, and the remainder of oxygen. If 793 mL of estrone is found to have a mass of 4.97 g at 0.90 atm and 200 C, find the molecular formula for estrone.
3.Farmers use fertilizers mainly to replace depleted nutrients in the soil. Liquid ammonia and ammonium nitrate are two substances that are used to replace essential nitrogen in the soil. Based on the percentage of nitrogen by masss, which of these two chemicals would be the better fertilizer? Assume that the cost per kilogram of each chemical is about the same.