Explain the empirical formula of the new oxide

Assignment Help Chemistry
Reference no: EM13321154

An 11.79 sample of mo2o3(s) is converted completely to another molybdenum oxide by adding oxygen. the new oxide has a mass of 12.578g. What is the Empirical formula of the new oxide

Reference no: EM13321154

Questions Cloud

Find the velocity of sphere a and wedge b immediately : At an angle of α=30°with the vertical, a 5kg sphere is suspended on a string of length .8m with a initial velocity of 1.2m/s, it colides with wedge B. ε=.7 between the .9kg wedge and sphere A.
Explain what is the ph at the start of the titration : A 15.6 mL sample of a 0.387 M aqueous hydrocyanic acid solution is titrated with a 0.346 M aqueous barium hydroxide solution. What is the pH at the start of the titration, before any barium hydroxide has been added
Determine the energy of the electromagnetic radiation : An electron and a positron have masses of 9.11 10-31 kg. They collide and both vanish, determine the energy of the electromagnetic radiation
How long will it take for the concentration in the container : A 1 L beaker contains a material that decays at a first order rate of 0.25/day. How long will it take for the concentration in the container to be reduced to 10 % of its originalvalue
Explain the empirical formula of the new oxide : An 11.79 sample of mo2o3(s) is converted completely to another molybdenum oxide by adding oxygen. the new oxide has a mass of 12.578g. What is the Empirical formula of the new oxide
What is the eutectoid cementite content of the sample : You have a steel alloy with a 1.00 wt% carbon content that is cooled to room temperature. What is the eutectoid cementite content of this sample
Find the horsepower delivered to the water by the pump : It leaves the pump through a 4-in-diamter pipe at 15 psi. Assuming that the suction and discharge sides of the pump are at the same elevation, find the horsepower delivered to the water by the pump.
Find the half life : A radioactive sample produces 5120 decays at one point in an experiment and 40.96 minutes later produces 320 decays per minute. What is the half life
Explain fe is oxidized and oxygen is reduced : Which one is true or false f) HCLO4 is an oxoacid g) the name of HCLO4 is chloric acid i) in the redox reaction 4fe(s) + 3O2 (g) ---2Fe2O3(s) Fe is oxidized and oxygen is reduced

Reviews

Write a Review

Chemistry Questions & Answers

  State what is the work function of the metal in joules

electrons are ejected with a kinetic energy of 3.54x10^-19 J. What is the work function of the metal in joules?

  What mass is obtained in the reaction

mass is obtained in the reaction, what mass of S2O3^2- was present initially, assuming the reaction went to completion? the density of the HSO3^- solution is 1.45 g/cm^3

  Explain geometry description and number of sigma bonds

a.) Available Electrons (AE) b.) Needed Electrons (NE) c.) Geometry Description d.) Number of sigma bonds e.) bonding description f.) lewis dot structure

  Explain cerium is often used as a reducing agent

Cerium is often used as a reducing agent. Although it is expensive, it has a high stabile and constant value of E^ o over a PH range from 0 to 7.

  What mass of water can be heated

Suppose that coal of density 1.5 g/cm3 is pure carbon. (It is, in fact, much more complicated, but this is a reasonable first approximation.)

  How many kilograms of dietary fat are in a box

A specific brand of gourmet chocolate candy contains 7.00 g of dietary fat in each 22.7 g piece. How many kilograms of dietary fat are in a box containing 4.00 lb of candy?

  Calculate the equilibrium constant for the given reaction

"Given the following standard reduction potentials, E°redAl3+/Al = -1.66 V. E°redCr3+/Cr = -0.74 V.

  Describe radioactive isotope with a half-life

A patient is given 5.5 x10^-2 mg of technetium-99 m, a radioactive isotope with a half-life of about 6.0 hours.How long untilth radioactive isotope decays to 6.0 x10-3 mg? (assume no excretin of the nucelotibe from the body.) Answer is in T =hours.

  Explain what should the molar concentrations of benzoic acid

What should the molar concentrations of benzoic acid and sodium benzoate be in a solution that is buffered at a pH of 4.55 and has a freezing point of -2.0 °C.

  What molar concentration of sodium nitrate will be prepared

If the chemist mistakenly makes 275 mL of solution instead of the 200 mL, what molar concentration of sodium nitrate will the chemist have actually prepared?

  What is the concentration of the origional sulfuric acid

34.62 mL sample of .1510 molar NaOH was needed to completely neutralize 50 mL of an H2SO4 solution. what is the concentration of the origional sulfuric acid solution?

  Calculate the partial pressure of each gas

Assuming that the total pressure of the gases is 1.52 and that their mole ratio is 94 : 4.0 : 1.5 : 0.50, calculate the partial pressure (in atmospheres) of each gas.

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