Plan To convert moles to grams, we need the molar mass, which we can calculate using the chemical formula and atomic weights. Solve Because the calcium ion is Ca2+ and the nitrate ion is NO, , the chemical formula for calcium nitrate is Ca(NO3)2. Adding the atomic weights of the ...
Calculate the molar concentration of 0.1 M AgNO3. Calculate the molarity of the nitrate ion in a 0.111 M solution of calcium nitrate. Calculate the molar solubility of Fe(OH)3 in a 0.0100 M NH4NO3 solution. (Ksp = 1.6 x 10-39) Determine the NO_3^- concentration in 0.25 M Mg(NO_3)...
What is the molar mass of sodium carbonate? If 15 grams of copper (II) chloride reacts with 20 grams of sodium nitrate, how much sodium chloride can be formed? Calculate the mass of chlorine, Cl_2, in grams required to react with 20.0 grams of sodium meta...
PROBLEMS ON PERCENT COMPOSITION, EMPIRICAL FORMULA, AND MOLECULAR FORMULA 1. Calculate the formula or molecular mass for the following substances: Potassium sulfate sulfur dioxide Calcium hydroxide 2. Calculate the molar masses for the following substances: Potassium nitrate Magnesium sulfate Dinitrogen pent...
Calculate the molar mass of the ionic compound cobalt(Il) oxide. Calculate the empirical formula of a compound that is composed of 5.13 g of Cr and 2.37 g of O. Determine the empirical formulas of the compounds with the following compositions by mass: a) 55....