aqueous solution of potassium carbonate (K2CO3) and iron (iii) react to form a brownish red precipitate...
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Exam #2 Aqueous solutions of ammonium carbonate (NH),CO,) and chromium(III) sulfate (Cr.(SO)) react to form a light blue precipitate of chromium(III) carbonate. What volume of 0.2500 M iron(III) sulfate is required to react completely with 2.250 g of ammonium carbonate? Select one: a63.60 mL b. 31.22 ml c. 21.70 mL d. 0.909 ml e. 0.044 L Next page Jump to... ble
Iron thiocyanate (FeSCN2+) is a complex ion that appears orange-red in solution. Iron(III) (Fe3+) and thiocyanate (SCN-) are both colorless in solution. FeSCN2+ (aq) --(equilibrium)-- Fe3+ (aq) + SCN- (aq) a) If you add Fe(NO3)3 to a solution of these ions at equilibrium, in which direction will the reaction run to reach a new equilibrium? b) Silver ions react with thiocyanate ions to form a white precipitate. If you add silver ions to a solution of these ions at equilibrium,...
A) When aqueous solutions of potassium carbonate and calcium chloride are combined, solid calcium carbonate and a solution of potassium chloride are formed. The net ionic equation for this reaction is: B)When aqueous solutions of sodium acetate and hydrochloric acid are mixed, an aqueous solution of sodium chloride and acetic acid results. Write the net ionic equation for the reaction.Use H+ for the hydronium ion, CH3COOH for acetic acid and CH3COO- for the acetate ion. C)When solid Fe metal is...
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When 12.0 mL of a 5.46x10-4 M potassium carbonate solution is combined with 12.0 mL of a 7.70*10-4 M copper(II) nitrate solution does a precipitate form? (yes or no) For these conditions the Reaction Quotient, Q, is equal to When 12.0 mL of a 7.26x10-4 M copper(II) sulfate solution is combined with 22.0 mL of a 2.76x10-4 M potassium carbonate solution does a precipitate form? (yes or no) For these conditions the Reaction Quotient, Q, is equal...
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15. Iron() ions (Fe) and sulfide ions (S?) react in aqueous solution to form solid wont sulfide (FeS). Will a precipitate form if 100 00 ml of 0.0020 will a precipitate form if 100.00 mL of 0.0020M Fe(NO3), is combined with 100.00 mL of 0.0020M Nas. Fes(s) Fe (aq) + s (aq) Kyp = 6.3 x 101 16. For CO2(g) -> CO2(aq), is the entropy change positive or negative? 17. For the reaction...
You have 315 mL of an aqueous solution that is 0.29 M Na2SO4 and a separate 250 mL aqueous solution that is 0.41 M BaCl2- a). How many moles of each of the four ions are present (do not use the word "moles" in your answer, just the number)? Na+ 5042- Ba2+ ci b). When these two solutions are mixed together, what is the chemical formula of the solid expected to precipitate from the mixture? (Don't forget to put (s)...
Write balanced reaction for: a) Iron(III) ion with excess of ammonia in aqueous solution b) Copper(II) ion with excess of ammonia in aqueous solution c) The reaction between copper(II) nitrate and potassium iodide d) The oxidation of chromium(III) to chromate(VI) with hydrogen peroxide in sodium hydroxide solution
6. An aqueous solution of ammonium sulfate is allowed to react with an aqueous solution of lead(II) nitrate. The complete ionic equation contains which of the following species (when balanced in standard form)?. a. 2NH(aq) b. 25042-(aq) C. 3Pb2+(aq) d. NO3(aq) e. Nat(aq)
Which of the following pairs of aqueous solutions will react when mixed? A) K2CO3 + HNO3 B) MgCl2 + KOH C) HCl + LiOH D) Li2S + HCl E) All of these solution pairs will produce reactions.
3&4 please!!!!
Dallus Hulbert: Attempt 1 Page 1: Question 3 (5 points) Which solution will form a precipitate when mixed with a solution of aqueous FeCl2?! IN NaNO3 Окон NH4Cl Mg(NO3)2 Question 4 (5 points) Iron (II) sulfate reacts with potassium sulfide in the following precipitation reaction Fe2(SO4)3 (aq) + 3 K S (aq) + Fe S3 (s) + 3 K2SO4 (aq) What volume (in Liters) of 0.050 M of K S solution is required to completely precipitated all of...