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Given: 2KMnO4 + 5H2O2 + 3H2SO4 -> K2SO4 + 2MnSO4 + 5O2 + 8H2O
If initially 5.65 g of potassium permanganate was taken for the reaction, calculate the total mass of manganese (II) sulfate present in the solution after the completion of the reaction. What is the Potassium ion concentration of the solution (assume that the total volume of the final reaction mixture is 500 mL).
For the first part, I got 30g MnSO4 and for the second question, I got 0.404M K+. Just checking if that's right.
if the heat of neutralization of aqueous benzoic acid is 54.6 kjmol what is the enthalpy of ionization on benzoic
Determine the mass of the hydrate and the mass of the sulfate after removing the water. 2. Calculate the number of moles of water and the number of the moles of the anhydrous sulfate
2. Which of the following atoms has the highest first ionization energy? (1) Na (2) K (3) Sc (4) Rb 3. In the Hofmann bromamide degradation reaction, the number of moles of NaOH and 2 Br used per mole of amine produced are:
the research and development unit of a chemical company is studying the reaction of ch4 and h2s two components of
What is the expected vapor pressure when 58.9 g of hexane (C6H14) is mixed with 44.0 g of benzene (C6H6) at 60.0 °C? Given
balance the equation and answer in terms of moles. the disinfectant hydrogen peroxide h2o2 decomposes to form water and
8. While working at a biotech startup, you isolate an inhibitor against an important drug target, the dimeric protein known as Enzyme X. Answer the following: a. The binding of your inhibitor to Enzyme X appears to involve an allosteric mechanism and..
Dissolve the crude product in the minimum amount of boiling solvent to keep the solution of the product at its saturation point and then allow to cool so pure crystals will form.
State 56.0mL of a 1.20 M solution is diluted to a volume of 248mL. A 124-mL portion of that solution is diluted using 157mL of water. Explain what is the final concentration
A 50% by mole solution of ethanol and water is prepared. Both their partial volumes do not equal their pure partial volumes. The total volume is observable, however, there are two unknowns. Using an approximation how can two partial volumes be mea..
A chemical reaction takes place in a container of cross-sectional area 100 cm2 As a result of . the reaction, a piston is pushed out through 11 cm against an external pressure of 689 torr. What is the value for w for this reaction?
A tidal bore is moving upstream into a river of depth 1 m, and constant width, and the bore raises the water level by 1 m. The river is flowing downstream at a steady velocity of 2 m/s.
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