State the balanced molecular equation

Assignment Help Chemistry
Reference no: EM13182856

1.) Mn^2+(aq)+S208^2-(aq)+2H20(l)-->MnO2(s)+4H+(aq)+2SO4^2-(aq)

a. Which species is getting reduced?

b. From which species to which does electron transfer occur?

c. Write the balanced molecular equation using K+ and Cl- as the spectator ions.

2. If you were to balance the following equation that occurs in basic solution, how many electrons are being transferred overall?

Zn+NO3---->Zn(OH4^2-+NH3

Reference no: EM13182856

Questions Cloud

What percentage of returns were greater : The historical returns on a balanced portfolio have had an average return of 12% and a standard deviation of 18%. Assume that returns on this portfolio follow a normal distribution. Use the empirical rule to answer the following questions. What p..
State pressure based constant use ideal gas equation : Since you need pressure based constant use ideal gas equation (PV=nRT) to convert moles of gas into pressure with units of atmospheres. R=0.0821 L atm/mol K
Compute the number of moles of acetic acid : Calculate the expected pH of the buffer after the addition of 1.0 mL of 1 M HCl. Remember that you are using 50 ml of the buffer so be sure to calculate the number of moles of acetic acid
How china is able to keep its currency at loe exchange rate : Using two supply and demand graphs, one for the market for yuan in the United States, and one for the market for dollars in China, show how China is able to keep its currency at an artificially low exchange rate. First, show the effects of an inc..
State the balanced molecular equation : Write the balanced molecular equation using K+ and Cl- as the spectator ions. If you were to balance the following equation that occurs in basic solution, how many electrons are being transferred overall?
State the pressure increased as the gaseous reaction : The pressure increased as the gaseous reaction PCl5 1 PCl3 +Cl2 occurred. When equilibrium was achieved, the pressure in the tube had increased to 1.25 atm. Calculate Kp.
Calculate by how much the value of the financial securities : This line is aimed at the low end of the market and isn't constructed on a wheel base. Writing instruments. This line includes mechanical pens and pencils which are sold to the middle-market segment between the low-end products such as Bic and hi..
State the concentrated chemcal molarities : Use the concentrations given below for the concentrated chemcal molarities and write out your calculations to obtain the volume of each stock solution needed to obtain 30.00 L of a 6.00 M
State the tip of a vinegar buret but disappears during : the tip of a vinegar buret but disappears during the course of the titration, how would this affect your calculation of the concentration of acetic acid

Reviews

Write a Review

Chemistry Questions & Answers

  Explain one mole of an ideal gas is heated

One mole of an ideal gas is heated from 100 C to 322.4 C at constant VOLUME. Report the heat added (in kJ and three significant digits) to this gas to achieve this heating

  Calculate what value of the oil viscosity

Determine the numbers of moles of S8 that are required to make 0.600 moles of SF4.

  Compute the ph after naoh have been added

A titration of 200.0 mL of 1.00 M H2A was done with 1.28 M NaOH. For the diprotic acid H2A, ka1 = 2.5 x 10^-5 and ka2 = 3.1 x 10^-9.

  What are the pka values of the various groups on the peptide

Draw the following peptides, AND indicating the amide bonds that are formed through the side chains. What are the pKa values of the various groups on the peptide?

  Determine g for reaction

Determine ΔG for this reaction When A is full into a cylinder at  a pressure of 9.89 atm and the system is permitted to come to equilibrium, the final pressure was 15.94 atm.? Express your answer in units of kJ/mol

  How many moles of cn- ions will be contained

A 295 mL stock solution contains 2.3 M Ca(CN)2. When 100 mL of the stock solution is diluted to 120 mL, how many moles of CN- ions will be contained in the dilute solution?

  Calculate kp for the reaction

When heated, ammonium carbonate decomposes as follows. NH4CO2NH2(s) -> 2NH3(g)+CO2(g) At a certain temp, the equilibrium pressure of the system is 0.318 atm. Calculate Kp for the reaction.

  Explain a solid with an irregular shape and a mass

a solid with an irregular shape and a mass of 11.33 g is added to a graduated cylinder filled with water

  Calculate the final pressure of a gas

Calculate the final pressure of a gas if a 953-mL sample of the gas at 1.25 atm and 50.0 degrees Celsius is changed to 1.55 L at 75.0 degrees Celsius.Be sure to include units and correct significant figures

  What is the pressure in the bottle

An empty 2.0 L soda bottle is tightly capped at 22 degrees Celsius and 650 mmHg. If the bottle is placed in water at 95 degrees Celsius, what is the pressure in the bottle?

  Impurities tend to lower the melting-point temperature

Does purified aspirin appear to be purer than crude aspirin? What is your evidence?

  What is the compound empirical formula

a 175.0g sample of a compound contains 56.15g C, 9.43g H, 74.81g O, 13.11g N, and 21.49g Na. What is the compound's empirical formula?

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