Explain the oxidation number of mn before reaction

Assignment Help Chemistry
Reference no: EM13342952

What is the oxidation number of Mn before and after the reaction? 5H2AsO3 + 2MnO4- + 6H+ + 2Mn2+ + 5H3AsO4 + 3H2O

Reference no: EM13342952

Questions Cloud

What is the number of triangles in a complete graph : What is the number of triangles in a complete graph with vertices and what is the expected number of triangles in an Erdos-Rényi graph , a graph on vertices where each edge appears with a probability independently?
How many milliliters must be administered intravenously : A solution of selenium-75, a radioisotope used in the diagnosis of pancreatic disease, is found just prior to administration to have an activity of 44 uCi/mL. How many milliliters should be administered intravenously for a dose of 175 uCi
Determine the standard cost per dress for direct materials : Determine (a) the standard cost per dress for direct materials and ,direct labor; (b) the priceVariance, quantit ariance, and total direct matd4als cost variance; and (c) the rate \ypi, fiance, time' v, lance, and total dire,Sbor cost variance.
What is the output function of the filter : If you input the function x[n]=0,1,0,1,0,1,0,1,0,1 into a digital filter with impulse response h[m]=1,0,1, what is the output function y[n] of the filter
Explain the oxidation number of mn before reaction : What is the oxidation number of Mn before and after the reaction- 5H2AsO3 + 2MnO4- + 6H+ + 2Mn2+ + 5H3AsO4 + 3H2O
Compute how long does the trip take : An astronaut leaves Earth in a spaceship at a speed of 0.960c relative to an observer on Earth. how long does the trip take
Define the energy of one mole of photons having a wavelength : The energy of one mole of photons having a wavelength of 630 nm is: a. 295 kJ, b. 232 kJ, c. 515 kJ, d. 190 kJ, e. 331 kJ
What is the resulting maximum voltage produced by supplies : Two power supplies are connected in series. The maximum voltage of each power supply is8.3V and 15.0V respectively, what is the resulting maximum voltage produced by the supplies
Explain the bohr model for the hydrogen atom : Consider the Bohr Model for the hydrogen atom. Which of the following electron transitions releases the MOST energy. n = 6 to n = 4 n = 5 to n = 3 n = 4 to n = 2 n = 3 to n = 1 n = 2 to n = 1

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the enthalpy change for the complete combustion

calculate the enthalpy change for the complete combustion of but-1-ene, according to the following equation.

  What is the molar mass of adrenaline

a solution of .64g adrenaline in 36.0 g of CCl4 elevates the boiling point by .49 degrees C. What is the molar mass of adrenaline.

  Performing an extraction with ethyl acetate

In the following procedure, we are performing an extraction with ethyl acetate. What compounds are we separating from our product? Procedure

  What is the value for w for this reaction

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 21 cm against an external pressure of 534 torr.

  Distinguish elements from the group ia and -iia metals

What characteristic properties distinguish the transition elements from the Group IA and -IIA metals?

  Compute the composition of dry air

Use a spreadsheet to calculate the composition of dry air at 5400K and 1 bar. Take the initial composition as .78 mol N2, .21 mol O2 and .01 mol Ar. Neglect the ionization of NO.

  How much water must have evaporated

You start with 100.0 mL of a 0.2500 M solution of NaCl sitting in a beaker. After several days you test the solution and find that it is now 0.3125 M. How much water must have evaporated?

  Find rate constant with temperature changes

Rate Constant with Temperature Changes, Rearrangement of methyl isonitrile to acetonitrile has activation energy of 25.0 kJ/mol and a rate constant of 8.1*10^-4s-1 @ 80 Celsius.

  Explain the ph after the addition of each acid

A 119.6ml sample of 0.110M methylamine (CH3NH2) is titrated with 0.255 M HNO3 . Calculate the pH after the addition of each of the following volumes of acid.

  What is the molar concentration of fe2+

If it takes 50.0 mL of 0.0250 M K2Cr2O7 to titrate 30.0 mL of a solution containing Fe2+, what is the molar concentration of Fe2+?

  Calculate the vapor pressures of pure a and b

at 84 degrees C the total vapor pressure of a solution contains 1.2 moles A and 2.3 moles B is 331 mmHg. Upon the addition of another mole of B to the solution, the vapor pressure increasing to 347mmHg.

  Compute the molar concentration of acetic acid

Using the data collected for part c on your data sheet and assuming the density of the vinegar is 1.00g/mL, 1) calculate the molar concentration of acetic acid (CH3COOH) in the vinegar sample using the average volume of NaOH.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd