Web(e) The student determines the mass of the AgCl precipitate to be 5.48 g. On the basis of this information, calculate each of the following. (i) The number of moles of MgCl 2 in the original mixture 5.48 g AgCl × 1 mol AgCl 143.32 A g gCl = 0.0382 mol AgCl 0.0382 mol AgCl × 1 mol Cl 1 mol AgCl × 2 1 mol MgCl 2 mol Cl = 0.0191 mol MgCl 2 Webhow to calculate mols Ag from AgNO3 solution. Sorry for the very basic question but its been a very long time since I've taken chemistry and I'm having difficulty solving this problem. …
AgNO3(aq)+KCl(aq)?AgCl(s)+KNO3(aq) Wyzant Ask An Expert
WebThis is the answer because there is a one-to-one relationship between the Ag + dissolved and the AgCl it came from. So, the molar solubility of AgCl is 1.33 x 10¯ 5 moles per liter. Calculate the molar solubility (in mol/L) of a saturated solution of the substance. However, there is additional explaining to do when compared to the AgCl example. WebOct 21, 2024 · The way you use ΔH rxn of any reaction to find the heat given off or absorbed is to multiply the moles of the species in the equation times the ΔΗ rxn /(stoichiometric coefficient of that reactant):. 5.44 x 10-4 moles of AgCl * (65.5 kJ/ 1 mole of AgCl) =. The question should really be what is the heat absorbed when so many moles of AgCl are … how to cite a speech mla
everyday chemistry - how to calculate mols Ag from AgNO3 …
WebMar 30, 2024 · AgCl (s) ↔ Ag + (aq) + Cl-(aq) For this reaction, each mole of AgCl that dissolves produces 1 mole of both Ag + and Cl - . The solubility would then equal the … Webx = 4.499742 mol of AgCl The 'x' in the right-hand ratio is associated with the substance we are trying to calculate an amount for (the AgCl). Look for phrases like "Calculate the mass of . . ." or "Determine the mass of . . . " in the problem statement. 3) Convert moles to grams: (4.499742 mol) (143.323 g/mol) = 645 g (to three sig figs) WebOne mole of aqueous Silver Nitrate [AgNO3] and one mole of aqueous Sodium Chloride [NaCl] react to form one mole of solid Silver Chloride [AgCl] and one mole of aqueous Sodium Nitrate [NaNO3] Show Chemical Structure Image. A few drops of silver nitrate solution into a test tube with 1 mL of sodium chloride available → AgCl white precipitate. how to cite a standard in apa format