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Question- Write a balanced half-reaction for the oxidation of manganese ion to permanganate ion in acidic aqueous solution. Be sure to add physical state symbols where appropriate.
I need absolute solution
The decomposition of 3.32 g CaCO3 yields 1.24 g CaO. What is the percent yield of this reaction? CaCO3(s) -> CaO(s) + CO2(g)
Compare the charge distribution for the 5-membered ring in both forms as well as provide a short simple rationale for the observed differences.
if 3.80 mL of vinegar needs 45.0 mL of 0.140 M NaOH to reach equivalence point in a titration, how many grams of acetic acid are in a 1.60 qt sample of this vinegar?
the rate constant for the second order -reaction is 2NOBr(g)------>2NO(g)+Br2(g) is 48 L/mol*min at a certian temperture. How long will it take for 90.0% of a .0200M solution of NOBr to decompose.
a mixture of co co2 and o2 is contained within a 275 ml flask at 0c. if the total pressure is 780 torr the co has a
calculate the ph of a solution formed by mixing 100.0ml of .20 M HCLO with 200.0 ml of .30 M KCLO. the ka for HCLO is 2.9x10^-8
How to write the rate expression in terms of the appearance of each product or disappearance of each reactant 2 HBr(g) _ H2(g) + Br2(g)
You have a sample of bone collected from Nevada and you find that it contains strontium-90 and exhibits an activity of 2.5 Bq. How much strontium-90 was present in the bone when the animal died 45 years ago?(The half-life of 90Sr is 29 years.)
A saturated solution of magnesium hydroxide in equilibrium with undissolved solid is prepared at 25C. The pH of the solution is 11.03. Calculate the value of the Ksp
If a temperature increase from 21.0 C to 36.0 C triples the rate constant for a reaction, what is the value of the activation barrier for the reaction
Determine the limiting reactant and the numbers of moles of Cu will be formed If you place .092 mol of iron filling in a solution containing .158 mol of Copper sulphate,?
what is the pH of a solution prepared by dissolving 4.5 g HCl in water to make 410 mL of solution?
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