The dissociation equation for Cr2(SO4)3 in water is
A solution is made by dissolving 26.3 g of chromium(III) sulfate, Cr2(SO4)3, in enough water to make exactly 500 mL of solution. Calculate the concentration (molarity) of Cr2(SO4)3 in mol/L (M). M Cr2(SO4)3
SO2
+ Na2Cr2O7 + H2SO4 ----> H2SO4 + Cr2(SO4)^3
cum dl the be SO2 + Na2Cr207 + H2S04 H2SO4 + Cr2(SO4)3 Balanced oxidation (unmultiplied): Balanced reduction (unmultiplied): Balanced Ionic Reaction: Balanced Molecular Reaction:
3. Given the following balanced chemical reaction answer questions a-c below. Cr2(SO4)3 (aq) + 3 (NH4)2CO: (aq) → Cr2CO3(s) + 3 (NH)2 SO4 (aq) a. Write the overall ionic balanced chemical equation. b. Write the net ionic balanced chemical equation. c. List the spectator ion(s).
Question 8 10 points Save Write the Ksp expression of Cr2(SO4)3(s) 1- 1-Ksp = [Cr2+3. [SO42-32 2- 2- Ksp = [Cr2+). [50421 3- 3- Ksp = [Cr3+,2.1504273
SO2 + Na2Cr207 + H2S04 - > H2SO4 + Cr2(SO4)3 Balanced oxidation (unmultiplied): Balanced reduction (unmultiplied): Balanced Ionic Reaction: Balanced Molecular Reaction:
(1). Assuming 100% current efficiency, the electrolysis of an aqueous solution of Cr2(SO4)3 for 158 min using a constant current of 11.1 A would result in the deposition of ___ g of Cr.
pairs in the reaction: K2Cr2O7+FeSO4 +H2SO4 Fe2(SO4)3 +K2SO4+ Cr2(SO4)3 + H2O QUESTION 2: Base on the Latimer's diagram below pH 0: ClO4 1,201 CIO 1.181 HCIO2 1,701 HCIO 1.630 Ch 1.358 Cl pH 14: Detrmine the comproportinations, and disproportionations of Chlorine's compounds at pH =9 QUESTION 3: Calculate the standard reduction potential of Fe3 /Fe in CN solution, knew that o of Fe3t/Fe2t without CN is +0 771 V and the product solubility of Fe(OHa is 1034 and ClO4 0,374CIO...
Given the following balanced chemical reaction answer questions a-c below. Cr2(SO4)3 (aq) + 3 (NH4)2CO3 (aq) -> Cr2CO3 (s) + 3 (NH4)2 SO4 (aq) Write the overall ionic balanced chemical equation. Write the net ionic balanced chemical equation. List the spectator ion(s). Given the following balanced chemical reaction answer questions a-c below. Ca(OH)2 (aq) + 2 HClO4 (aq) -> 2 H2O (l) + Ca(ClO4)2 (aq) Write the overall ionic balanced chemical equation. Write the net ionic balanced chemical equation. List...
Write an equation for the dissociation of FeCl3 in water.
Rank the following from highest to lowest boiling point: 1. 9.4×10-2 m Cr2(SO4)3 2. 0.19 m NaOH 3. 0.14 m BaBr2 4. 0.44 m Urea(nonelectrolyte)