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Consider the following reaction: 3. Nis (aq)+6NH,(aq) Ni(NH)(aq) When 25.0 mL of 0.250 M Ni(NO), is...
Calculate the pH of the resulting solution if 25.0 mL of 0.250 M HCl(aq) is added to 35.0 mL of 0.250 M NaOH(aq).pH=Calculate the pH of the resulting solution if 25.0 mL of 0.250 M HCl(aq) is added to 15.0 mL of 0.350 M NaOH(aq).pH=No referals as the only answer unless you're the first one.
Calculate the pH of the resulting solution if 25.0 mL of 0.250 M HCl(aq) is added to 15.0 mL of 0.350 M NaOH(aq).
2A(aq) + B(aq) ⇌2C(aq) + 3D(aq) When 25.0 mL of 0.065 M B is combined with 35.0 mL of 0.0900 M A and allowed to reach equilibrium, the concentration of D is observed to be 0.0395 M. Calculate the equilibrium constant.
1) Given the reaction Cd(s)+Ni2+(aq)------>Cd2+(aq)+Ni(s) Calculate the equilibrium constant (K). Ecell of +0.350 V and at 25.0 celsius 2)If 75.0mL of 0.195 M Hbr is combined with 75.0mL of 195M Ca(OH)2 at 25.0 celsius calculate the pH of this solution
4. When 5.00 mL of 0.500 M Fe (NO3)3 are mixed with 5.00 mL of 0.250 M NaSCN, the following reaction occurs: Fe3+ (aq) + SCN(aq) $ FeSCN2+(aq) At equilibrium the concentration of FeSCN2- is found to be 6.00 x 10-2 M. A. Fill in the table below with the proper numerical values. (Remember to take into account the effects of dilution when calculating the initial molarity of Fe3+ (aq) and SCN'(aq) Fes- (aq) SCN (aq) FeSCN-(aq) Initial Molarity Change...
How many moles of precipitate are formed when 25.0 mL of 1.00 M FeCl₃ reacts with 25.0 mL of 1.50 M AgNO₃ in the following chemical reaction? FeCl₃ (aq) + 3 AgNO₃ (aq) → 3 AgCl (s) + Fe(NO₃)₃ (aq)
17) Determine the oxidizing agent in the following reaction. Ni(s) + 2 AgClO4(aq) → Ni(ClO4)2(aq) + 2 Ag(s) A) Ag B) Ni C) CI D) O E) This is not an oxidation-reduction reaction. 18) When an aqueous solution of manganese (II) nitrate is combined with an aqueous solution of ammonium sulfide, what should precipitate out? A) Mns B) Mn(SO3)2 C) Mn(SO4)2 D) Mn 2503 E) Mn 2504 19) If 4.89 g of ZnCl2 is dissolved in enough water to give a total...
Consider the following reaction. NaOH(aq) + HCl(aq) → NaCl(aq) + H2O(l) If 25.0 mL of a 0.100 M solution of NaOH reacted with excess HCl, how many moles of NaCl could form? a. 0.00250 mol b. 0.100 mol c. 25.0 mol d. 2.50 mol 1 points QUESTION 9 Consider the following reaction. How many grams of sucrose would produce 2546 kcal? a. 649.4 g b. 1342 g c. 180.4 g d. 1.897 g
Consider the following reaction: 2 HgCl2(aq) + C2042 (aq) 2 Cl(aq) + 2 CO2(g) + H92C12(s) (a) The rate law for this reaction is first order in HgCl2(aq) and second order in C2042(aq). What is the rate law for this reaction? Rate = k [HgCl2(aq)] (C2042 (aq)] 0 Rate = k [HgCl2(aq)]? (C2042(aq)] 0 0 Rate = k [HgCl(aq)] [C2042 (aq)]? Rate = k [HgCl2(aq)] (C2042-(aq)2 Rate = k [HgCl2(aq)] [C2042 (aq)] Rate = k [HgCl2(aq)]*[C2042 (aq)] (b) If the...
How many mL of 0.300 M AlCl3 react with exactly 20.0 mL of 0.250 M Na2SO4(aq) given the reaction: 2 AlCl3 + 3 Na2SO4 -> Al2(SO4)3 + 6 NaCl A. 11.1 mL B. None of these choices is correct C. 1.00 mL D. 16.7 mL E. 25.0 mL