QUESTION 45 For the reaction Ag+ (aq) + Cr (aq) - AOCI (5) Given the following...
please helpppp!!! 7) The standard cell potential (E cell) f for the reaction below i ls -0 43 V. The cell potential for this at best cong (6 polnts) Ag Acid 6 natch the H idding 6e e cancel e, pposite pposite (e) e ancel is the he por Poten 8) The standard cell potential (E-cell) of the reaction below is .0.126 V. The value of ΔG" for the reaction is Pb (o) 2H (aq)Pb2+ (aq) H2 (g) vith (6...
24. Determine A Sºrxn given the following information: Reaction: Zn(s) + 2HCl(aq) → ZnCl2(aq) + H2(9) Substance Zn(s) HCl(aq) H2(g) Zn2+(aq) Cl(aq) Sº (J/mol x K) 60.9 56.5 130.58 -106.5 55.10 A) -39.6 J/mol.K B) O J/mol.K C) +39.6 J/mol.K D) -38.2 J/mol.K E) +38.2 J/mol.K
Predict Precipitation Question Consider the following equilibrium: Ag, PO, (s) 3 Ag (aq) + PO(aq) If the concentration of the Ag ion at a certain point is 6.3 x 10 M, and Ksp=9.1 x 104, will a precipitate form? - Select the correct answer below: Oyes, because Q> K yes, because Q < K no, because o> K no, because < K Predict Precipitation Question Consider the following equilibrium: Ag, PO, (s) 3 Ag (aq) + PO(aq) If the concentration...
Item 10: Question (10 pts.) Given the following reactions, AgBr(s) = Ag+(aq) + Br-(aq) Kap = 5.4E-13 Ag+ (aq) + 2 CN-(aq) — Kp = 1.2E+21 Ag(CN), (aq) determine the equilibrium constant for the reaction below. AgBr(s) + 2 CN- (aq) = Ag(CN)2 (aq) + Br(aq) Submit Submit and Next O: Mark this question for later review. - Skip to Previous
201 15 Review Constants 1 Pariodic Table Consider the following reaction: HC,H,O, (aq) + H2O(l) - H30* (aq) + C,H,O, (ag) K = 1.8 x 10-5 at 25°C Part A If a solution initially contains 0.240 M HC,H,O,, what is the equilibrium concentration of H, 25°C? Express your answer using two significant figures. 0 AED + RO ? (H20*)= Submit Request Answer Provide Feedback
QUESTION 19 Which compound listed below has the smallest molar solubility in water? CdCO3 (Ksp = 5.2 x 10-12) ОА. OB. Ca(OH)2 (Ksp = 2,5 x 10-14) OCAgI (Ksp = 8.3 x 10-17 OD.CaF2 (Ksp = 3.9 x 10-11) OE ZnCO3 (Ksp = 1.4 x 10-11) QUESTION 20 Click Save and Submit to save and submit Chek Saue Al Anser to save alters ve here to search Remaining Time: 1 hour, 05 minutes, 02 seconds. * Question Completion Status: QUESTION...
(7 pts.) Calculate the heat absorbed when 4.20 g of H2 are produced according to the following equation. CH3OH (g) → CO(g) + 2 H2(g) AH = 90.2 kJ (7 pts.) When one adds 1.475 kJ of heat energy to a sample of gold, the temperature goes from 12.5 °C to 84.6 °C. Calculate the mass of the sample of gold. Gold has a specific heat capacity of 0.129 J/g.°C. (6 pts.) 10. Write the thermochemical equation for the standard...