What is the Eh of a solution with 0.05 M Fe2+ and 0.0000002 M Fe3+ ? What is the Eh of a solution with 0.05 M Fe2+ and 0.05 M Fe3+?

Q: Four solutions of an acid dissolved in water are sketched below, as if under a microscope so…

A: According to Arrhenius concept, an acid is a substance i.e. when dissolved in water gives H+ ions .…

Q: If 2.01 x 10[math]^{-3} mols of stomach acid is neutralized by the antacid, and the concentration of…

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Q: When 14.08 mL of 0.1594 M NaOH is added to 25.00 mL of 0.1235 M HX (an unknown weak acid), the…

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Q: The pH of normal blood is 7.4. The pH of a diabetic's blood was determined to be 7.8. Which…

A: The solution which have pH less than 7 is called solution . the solution which have pH of greater…

Q: 8. A 0.0250L solution of HCL is neutralized by 0.0780L of an unknown Mg(OH)2 solution. Also 0.050L…

A: The objective of this question is to find the concentration of the HCl solution. We can do this by…

Q: What is the pOH of a solution that is made by adding 927 mL of D.I. water to 55.0 mL of 1 48 M…

A: From given data the hydrochloric acid concentration can be found out as HCl is a strong acid so that…

Q: How many moles of NaOH is produced

A: Given :- molarity of Na2SO4 solution = 1.5 M or 1.5 mol/L  Volume of solution = 150 mL  To be…

Q: Calculate [OH-] for 1.9 x 10-3 M Sr(OH)2. Express your answer using two significant figures. ▼ [OH¯]…

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Q: what concentration of Ba(OH)2 would be determine if a 32mL sample of Ba(OH)2 was neutralized by 34.5…

A: Barium hydroxide reacts with hydrochloric acid, to form barium chloride and water. The equation for…

Q: What is the equation that best describes what happens when MgBr2 dissolves in water? MgBr2 (s)…

A: MgBr2 (s) --> Mg2+ (aq) + 2 Br1- (aq)

Q: The titration of 80.0 mL of an unknown concentration H 3PO 4 solution requires 126 mL of 0.218 M KOH…

A: Given :-  Molarity of KOH solution = 0.218 M  Volume of KOH solution = 126 mL  Volume of H3PO4…

Q: Preparation and standardization of 0.1N (HCI)

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Q: If the endpoint of the titration is reached after the addition of 13.42 mL of 0.121 M KOH, what is…

A: • At Equivalence Point⇓# No. of gram equivalent of Acid = No. of gram equivalent of base# No. of…

Q: The titration of 25.0 mL of an unknown concentration H 2SO 4 solution requires 83.6 mL of 0.12 M…

A: Given  Volume of H2SO4 ( V1 )    = 25 mL  Volume of NaOH  ( V2 )   =  83.6 mL  Molarity of NaOH ( M2…

Q: What is [H3O+] in a solution that has [OH-] = (2.83x10^-6) M? Enter your answer in scientific…

A: pOH = -log[OH-]  And pH + pOH = 14  And [H3O+] = 10-pH

Q: A student performs a titration in order to determine the concentration of a hydrochloric acid…

A: In acid base titration exact amount of base must be added to the acid solution to get the exact acid…

Q: How many millimoles of phosphoric acid (a triprotic acid, H3A) can be completely neutralized by 20.0…

A: To find: Amount of phosphoric acid that can be neutralized by 20.0 mL of 0.252 M potassium…

Q: Complete the balanced molecular reaction for the following weak acid with a strong base: HF(aq) +…

A: A balanced equation is an equation for a chemical reaction in which the number of atom of each…

Q: Which pOH value below corresponds to a solution with the highest concentration of hydronium (H+)…

A: Given,  a). pOH = 3.0  b). pOH = 10  c). pOH = 7.0  d). pOH = 6.4  e). pOH = 11.2  What is the pOH…