Molarity of solutions.
- 4 ultiple Choice Questions: (Each question is 2.5 points) - How many liters of a...
Question 8 (2 points) Determine the molarity of a solution formed by dissolving 97.7 g LiBr in enough water to yield 750.0 mL of solution 0.768 M 0.130 M 1.18 M 1.50 M 2.30 M
C2H4O2 A) CH404 CH -LCX A -D-22 b- 1.00-- 09 D- 4) Determine the molarity of a solution formed by dissolving 97.7 g LiBr in enough water to yield 750.0 mL of solution A) 0.130 M B ) 2.30 M C ) 0.768 M D ) 1.50 M E) 1.18 M 5) Which of the following is an acid base reaction? A) MgSO4(aq) + Ba(NO3)2(aq) - Mg(NO3)2(aq) +BaSO4(s) B) 2 HCIO4(aq) + Ca(OH)2(aq) -2 H2O(l) + Ca(C104)2(aq) C) C(s) +...
Question 22 (2.5 points) How many grams of glucose (C6H1206) are in 3.55 moles of glucose? A) 180. g B) 639 g C) 103 g D) 426 g E) 50.7 g А с ОЕ B D Question 23 (2.5 points) How many grams of MgO are produced when 40.0 grams of O2 react completely with Mg in the following reaction? 2Mg (s) + O2(g) → 2MgO(s) A) 30.4 g B) 50.4 g C) 60.8 g D) 101 g E) 201...