stoichiometry cheat sheet, Cheat Sheet of Chemistry

Download stoichiometry cheat sheet and more Cheat Sheet Chemistry in PDF only on Docsity! STOICHIOMETRY CHEAT SHEET Grams of Known Na = 22.99 g O = 15.99 g H = 1.00 g Grams (mass) to Moles Example 39.98 g grams of known* 1 mol of known 435 g NaOH 1 mol NaOH 1 grams of known 1 39.98 g NaOH Balanced Equation (Mole to Mole Ratio) 2NaOH + BaCl2 2NaCl + Ba(OH)2 Moles to Moles Example mol of known ? mol of unknown 10.9 mol NaOH 1 mol BaCl2 1 ? mol of known 1 2 mol NaOH Grams of Unknown Ba = 137.3 g Moles to Grams (mass) 2-Cl = 70.9 g 208.2 g mol of unknown grams of unknown Example 1 1 mol unknown 5.45 mol BaCl2 208.2 g BaCl2 1 1 mol BaCl2 = 1133 g BaCl2 Grams to Moles to Moles to Grams (Putting it all together) grams of known* 1 mol of known ? mol of unknown grams of unknown 1 grams of known ? mol of known 1 mol unknown Example 435 g NaOH 1 mol NaOH 1 mol BaCl2 208.2 g BaCl2 1 39.98 g NaOH 2 mol NaOH 1 mol BaCl2 *given in problem *what you are solving for in problem = mol of known = 10.9 mol NaOH = mol of unknown = 5.45 mol BaCl2 = grams of unknown* = grams of unknown* = 1133 g BaCl2