+6 and 16 mol FeF are 2MgF2(s) + O2(g) added? 2MgO(s) + F2(g) ZrF4 What is the reducing ZrO2 FeF agent in the above Fe2O reaction? How do you prepare a Mg2+ 43% by mass NaOH F- aqueous solution? O22- For every L of F2 solution, add 43 How many moles of g NaOH. sulfate ions are in Combine 43 g NaOH solution after 1.42 with every kg of mol H2SO4 is added to solution. 1000 mL of water? Take the 1.42 mol SO42- percentage, 136 mol SO42- multiply it by 2.84 mol SO42- the molecular 25.6 mol SO42- weight of NaOH, True or False: As and then divide temperature increases, by the solution the solubility of mass. solids decreases. Add 43 g NaOH per True 100 g of False solution. The concentration of A(n) __________ an acetic acid produces hydronium solution is 5.20 M. ions when added to How many moles of water. CH3COOH are present in Brønsted–Lowry 1200 mL of the Base solution? Arrhenius Acid 4.3 mol CH3COOH Brønsted–Lowry 6.24 mol CH3COOH Acid 0.0043 mol Arrhenius Base CH3COOH What is the elemental 6240 mol CH3COOH percent composition of ZrO2 + 4FeF ZrF4 + calcium in Ca3(PO4)2? 14% What is the limiting 41% reactant in the above 20% reaction if 7 mol ZrO2 62%
+6 2MgF2(s) + O2(g) 2MgO(s) + F2(g) What is the reducing agent in the above reaction? Mg2+ F- O22- F2 How many moles of sulfate ions are in solution after 1.42 mol H2SO4 is added to 1000 mL of water? 1.42 mol SO42- 136 mol SO42- 2.84 mol SO42- 25.6 mol SO42- True or False: As temperature increases, the solubility of solids decreases. True False The concentration of an acetic acid solution is 5.20 M. How many moles of CH3COOH are present in 1200 mL of the solution? 4.3 mol CH3COOH 6.24 mol CH3COOH 0.0043 mol CH3COOH 6240 mol CH3COOH ZrO2 + 4FeF ZrF4 + What is the limiting reactant in the above reaction if 7 mol ZrO2 and 16 mol FeF are added? ZrF4 ZrO2 FeF Fe2O How do you prepare a 43% by mass NaOH aqueous solution? For every L of solution, add 43 g NaOH. Combine 43 g NaOH with every kg of solution. Take the percentage, multiply it by the molecular weight of NaOH, and then divide by the solution mass. Add 43 g NaOH per 100 g of solution. A(n) __________ produces hydronium ions when added to water. Brønsted–Lowry Base Arrhenius Acid Brønsted–Lowry Acid Arrhenius Base What is the elemental percent composition of calcium in Ca3(PO4)2? 14% 41% 20% 62%