Define the half reaction takes place at the anode or cathode

Assignment Help Chemistry
Reference no: EM13249326

In an acidic dry cell battery, the following unbalanced half reaction takes place in acidic solution: MnO2(s)>Mn2O3(s). a)balance the half reaction. b)is MnO2(s) oxidized or reduced. c)indicate whether the half reaction takes place at the anode or cathode.

Reference no: EM13249326

Questions Cloud

Find the normalized voltage magnitude values at the load : A table of values of the normalized magnitude of the voltage phasor on the line as a function of position on the line, with the normalization done relative to the value of the voltage magnitude at the voltage maximum point on the line.
How fast is the roller coaster traveling : A roller coaster at an amusement park has a dip that bottoms out in a vertical circle of radius r, how fast is the roller coaster traveling at the bottom of the dip
Explain the total pressure exerted by the gas mixture : In a gas mixture, the partial pressure are argon 415 mmHg, neon 75mmHg, and nitrogen 125 mmHg. What is the total pressure (atm) exerted by the gas mixture
Find the magnitude of magnetic force acting on the proton : A proton moves through a magnetic field at 25.9% of the speed of light. what is the magnitude of the magnetic force acting on the proton
Define the half reaction takes place at the anode or cathode : In an acidic dry cell battery, the following unbalanced half reaction takes place in acidic solution: MnO2(s)>Mn2O3(s). a)balance the half reaction. b)is MnO2(s) oxidized or reduced. c) indicate whether the half reaction takes place at the anode o..
Find dipole moment of the molecule : A molecule is represented by a charge -2q at the origin and charges +q at b1 and b2, where | b1 | = | b2 | = b, Find dipole moment of the molecule
What is the vswr on the line is measured : The unknown input impedance of a horn antenna operated at a frequency of 300MHz is measured using a slotted transmission line and a Smith Chart. When the antenna is connected to the slotted line, the VSWR on the line is measured to be 4
Find the output voltage and input current : A transformer has 350 primary turns and 1390 secondary turns. The input voltage is 120?V and the output current is 18.0A, find the output voltage and input current
Define what assumption is made about the origin of the argon : A 269 mg sample of rock was found to have 2.45 × 10-6 mol of potassium-40 (t1/2 = 1.3 × 109 yr) and 2.45 × 10-6 mol of argon-40. How old was the rock? What assumption is made about the origin of the argon-40?. Enter your answer in scientific notat..

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the final concentration of a sodium

Calculate the final concentration of a sodium hydroxide solution prepared by adding 10.00mL of 5.325M sodium hydroxide stock solution into a 250.00mL volumetric flask and then filling to the mark with de-ionized water.

  State and draw the molecule by placing atoms on the grid

Draw the molecule by placing atoms on the grid and connecting them with bonds. You do not need to show hydrogen atoms connected to carbon atoms.

  Explain the chemical composition of the sterol

State the chemical composition of the sterol that is present in high levels in most people who belong to the high-risk group. Distinguish between the 'good' and 'bad' forms of this sterol.

  What is the partial pressure of oxygen on the plane

An airplane is pressurized to 650 mm,Hg}, which is the atmospheric pressure at a ski resort at 1.30×104 ft altitude. If air is 21 % oxygen, what is the partial pressure of oxygen on the plane?

  How many grams of c2h5oh are contained per water

A solution is made from ethanol, C2H5OH, and water is 1.60 m in ethanol. How many grams of C2H5OH are contained per 230. g of water?

  Explain melting point from low to high

Predict the order of melting point, from low to high, for the following compounds, based on intermolecular forces: CaF2 H2O H2S CH2Cl2 N2

  Explain the distance gauge indicates that traveled

the distance gauge indicates that you have traveled 15.2mi. what was your rate in km/hr?

  Calculate the final temperature

Calculate the final temperature of 32 mL of ethanol initially at 11 degrees C upon absorption of 562 J of heat.

  Explain that a supercooled gas eventually phase separates

That a supercooled gas eventually phase separates is consistent with the 2nd Law of Thermodynamics because the phase separation lowers the Helmholtz free energy of the system

  How many grams of p_32 will remain after 98.0 days

Phosphorus-32 has a half-life of 14.0 days. Starting with 8.00 g of Phosphorus-32 , how many grams of P-32  will remain after 98.0 days?

  Define aqueous solutions in order of increasing ph

Without doing detailed calculation, arrange the following 0.10 M aqueous solutions in order of increasing pH. Explain your ordering.

  What is the molar concentration of the ammonia

If 18.4 mL of 0.800 M HCl solution are needed to neutralize 5.00 mL of a household ammonia solution, what is the molar concentration of the ammonia?

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