10. Use the equation below to calculate the following. Ca(NO)2 (aq) Moles of NasPOs needed to...
Q2. A. Calculate the volume in ml of a 1.72 M Ca(OH), solution required to react with a 250 ml of a 1.8 M H3PO4 solution in anacid-base reaction. (use short-cut technique without balancing) H3PO4(aq) + Ca(OH)2(aq)Ca3(PO.). (aet) + H20 unbalanced B.Calculate the volume of solution required to prepare 2.0 MCa3(PO4)2 by dissolving 62 grams Ca3(PO4)2 in water. Ca=40 0=16 P=31 C. In dilution, what volume of 4.0 M HNO3 (aq) stock (initial) solution is required to prepare a 3.0...
Consider the following precipitation reaction: 2 K3PO4 (aq) + 3 Co(NO3)2 (aq) ? Co3(PO4)2 (s) + 6 KNO3 (aq) What volume of 0.222 M K3PO4 (aq) in milliliters is needed to react with 36.75 mL of 0.250 M Co(NO3)2 (aq)? NG 5 6. Consider the following precipitation reaction: 5 Fe2+(aq) + MnO4-(aq) + 8 H+(aq) ? 5 Fe3+(aq) + Mn2+(aq) + 4 H2O(l) An iron sample weighing 0.214 g is converted into Fe2+(aq) and requires 31.57 mL of MnO4-(aq) according...
1) What is the volume of a 1.20 M HNO3 (aq) solution that contains 0.0420 moles of HNO3 ? 2) What is the volume (in mL) of a 0.125 M Ba(ClO4)2 solution that is needed, to completely react with 20.00 mL of 0.250 M K3PO4 solution according to the reaction below ? 3 Ba(ClO4)2(aq) + 2 K3PO4(aq) → Ba3(PO4)2(s) + 6 KClO4(aq)
11. Use the equation below to calculate the following. a. Balance the reaction. K2CO3 (aq) + _HCH3O2 (aq) → KCH:O2 (aq) + H20 (1) +_ CO2 (g) b. Moles of H2O that can be obtained from 25.0 mL of 0.150 M HC2H302 c. Volume of 0.210 MK2CO3 needed to produce 17.5 mol KC,H,O, d. Volume of 1.25 M HC,H,O2 needed to react with 75.2 mL 0.750 M K.CO; e. Liters of CO2 gas at 25°C and 0.750 atm, produced by...
Consider the following unbalanced equation: Ca(ClO3)2(aq) + Li3PO4(aq) → Ca3(PO4)2(s) + LiClO3(aq) If 63.2 moles of Ca(ClO3)2(aq) and 22.3 moles of Li3PO4(aq) are allowed to react to produce 40.4 moles of LiClO3(aq), what is the percent yield of the reaction?\ 47.5% 63.8% 73.1% 60.4% 84.0%
Ca(OH)2 (aq) + 2HCl (aq) CaCl2 (aq) + H2O (l) An aqueous solution of Ca(OH)2with a concentration of 0.161 M was used to titrate 25.00 mL of aqueous HCl. 18.63 mL of the Ca(OH)2was required to reach the endpoint of the titration. An aqueous solution of Ca(OH)2with a concentration of 0.161 M was used to titrate 25.00 mL of aqueous HCl. 18.63 mL of the Ca(OH)2was required to reach the endpoint of the titration. A) How many moles of base...
Consider the following unbalanced equation: Ca(ClO3)2(aq) + Li3PO4(aq) → Ca3(PO4)2(s) + LiClO3(aq) If 38.3 moles of Li3PO4(aq) reacts with an excess of Ca(ClO3)2(aq), what is the theoretical yield of LiClO3(aq) in moles?
For the following equilibrium, Ca, (PO4 )2(s)--3 Ca2 +(aq) + 2 POI-(aq) If Ksp 2.1 x 10-33, what is the molar solubility of Ca, (PO,)? Report your answer with the correct number of significant figures. Sorry, that's incorrect. Try again? 1.15x10 M
1. Consider the following equation: Ca(OH)2(8) + 2HCl(aq) - CaCl(aq) + 2 H2001) Solve the following questions based on the above questions a. What type of chemical reaction is taking place? b. How many liters of 0.100 M HC would be required to react completely with 5.00 grams of calcium hydroxide? (5 pts) Show the work. c. II combined 15.0 grams of calcium hydroxide with 75,0 mL of 0.500 M HCI, how many grams of calcium chloride would be formed?...
What is the molarity of the solution formed by dissolving 10.0g of Ca(NO3)2 in 250 mL aqueous solution? 0.24 M 4.1M 25 M 0.040 M Question 18 5 pts Consider the reaction H2SOalaq)+ 2NaOH(aq) 2H20() +Na sOalaq) If 25 mL of H2sO4 was needed to react with 15 mL of 0.20 M NaOH, what is the molarity of the H2SO4(aq)? 0.060 M 17 M O024 M 0.12 M