If you mix solutions of Ca (NO3)2 and BaCl2, BaCl2 (aq) + Ca(NO3)2 (aq) -> Ba(NO3)2...
Q.8. Balance the following equation. _Co (NO3)2 (aq) +_(NH4)2S(aq) => _Co2S3() + _NH4NO3(aq)
What happens when you mix equal amounts of two solutions: Na2CO3 (aq) and Ba(NO3)2 (aq) ? a. sodium nitrate precipitates b. barium cation gets reduced to barium metal c. barium carbonate precipitates d. acid base reaction produces CO2
(1) For the following pairs of aqueous solutions: (1) KOH(aq) & Ag(NO3)2 (aq) (2) Ba(OH)2 (aq) & Pb(NO3)2(aq) Do the following: (a) Determine if a precipitate forms when the two solutions are mixed. (b) If a precipitate forms write down its molecular formula. (C) Write the net ionic equation for the precipitation reactions. (2) For the acid-base neutralization reactions below. (1) HCI + LiOH (2) HNO, + Ca(OH), Write down the: (a) Molecular equation (b) Net ionic equation (3) Compute...
Use the solubility table to answer the following. You do not need to mix any chemicals. 1. Circle the following compounds if they will not dissolve completely or will form ppt in H a CaSO4 (s) Cu(IO3)2(s) AgNO3(s) Baco3 (s) Pb(NO3)2(s) Al(OH)3(s) 2. circle all of the following solutions that will form a precipitate with addition of Mg(IO3)2 aq) Ba (NO3)2(aq) Pb (NO3)2(aq) K2CO3 (aq) CuCl2(aq) NH40H (aq) ZnSO4(aq) 3. Circle all of the following solutions that will not form...
Question 2 Which of the following pairs of solutions will give a precipitate when mixed? Ca(CH3COO)2 (aq) and NH4Cl(aq) NaCH3COO (20) and CaCl2(aq) K2SO4 (aq) and Cu(NO3)2(aq) Pb(NO3)2(aq) and Kl(aq) Fe(NO33lag) and Li2SO4(20)
The chloride ion concentration in a solution may be determined by the precipitation of lead chloride. Pb2+(aq) + 2CI+(aq) —>PbCl2(s) A student finds that 23.52 mL of 0.6250 M lead nitrate is needed to precipitate all of the chloride ion in a 25.00-mL sample of an unknown. What is the molarity of the chloride ion in the student's unknown? M
< Question 3 of 65 Consider the acid-base reaction. 2 HNO, (aq) + Ba(OH),(aq) → ? Predict the products of the acid-base reaction. OH,BANO, (aq) Ba(NO3)2(aq) + 2 HOH(1) BaNO, (aq) + HOH(1) O Ba?+ (aq) + NO3(aq)
CHEM 2 PLEASE HELP :) If A(s) + 2B+(aq) -> A2+(aq) + 2B(s) is not a spontaneous reaction, which species is the strongest oxidizing agent? A2+(aq) B+(aq) A(s) B(s)
Enthalpy of Formation Part 1: Part 2: Part 3: A scientist measures the standard enthalpy change for the following reaction to be 591.0 kJ : 2H2O(1)—>2H2(g) + O2(g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of H2O(l) is kJ/mol. A scientist measures the standard enthalpy change for the following reaction to be -2903.4 kJ: 2C2H6(g) + 7 O2(g)—>4CO2(g) + 6 H2O(g) Based on this value and the standard...
Figure 1of 2 >