What is the empirical formula of the compound

Assignment Help Chemistry
Reference no: EM13126310

Talc (used in talcum powder) has masscomposition 19.2% Mg, 29.6% Si, 42.2% O,and 9.0% H. What is the empirical formula of the compound

Reference no: EM13126310

Previous Q& A

  Combinatorics with constraints

Six people are going to travel to Mexico City by car. There are six seats available in the car. In how many different ways can the six people be seated in the car if only three of them can drive?

  Use information to compare how long it will take molecular

Use this information to compare how long it will take to obtain molecular scale mixing of such a gas over i) distance 1*10^-4 m and ii) 10m

  Illustrate what gain will clyde recognize on the transfer

Assume Jane and Jon exchanged their property for stock four years ago while Clyde transfers his property for350 shares in the current year. Clydes transfer is not part of a prearranged plan which Jane and Jon to incorporate their business. Illustr..

  Probability firm selected has more in income after taxes

A study of 200 computer service firms revealed these incomes after taxes: What is the probability that a particular firm selected has $1 million or more in income after taxes?

  Find the density of a substance

Find the Density of a substance with a mass of 51.2g and a volume of 150mL

  What are sunk costs

What is the danger in allocating common fixed costs among product lines or other segments of an organization?

  Find out the cost recovery recapture and the cost recovery

If Congress reenacts additional first-year depreciation for 2011, Nora elects not to take additional first-year depreciation. Find out the cost recovery recapture and the cost recovery deduction for 2012.

  Explain why hydrogen which has one electron in its lowest

Explain why hydrogen which has one electron in its lowest state, should in principle be a metallic conductor in its solid state whereas helium which has two electrons in its lowest energy state should be an insulator.

  Basics of accumulated depreciation account

Explain what must have happened to account for the remainder of the change in the accumulated depreciation account during 2007.

  What is the energy difference

A line in the emission spectrum of an atom occurs at a wavelength of 560 nm. What is the energy difference between the two energy levels involved in this emission.


Write a Review


Similar Q& A

  Find out what will be the mole fraction of ethanol

calculate how much CaCN2 is required to form 12.6 moles of ammonia? Given that the percent yield is 65.8%?

  Explain bomb calorimeter gross heat of combustion

Bomb Calorimeter, gross heat of combustion, In the following experiment 1.1651g of benzoic acid (6318 cal/gm) produced a net corrected temperature rise of 3.047C, also 8 cm (2.3 cal/cm) of fuse wire were consumed in the firing.

  Calculation to set of thermodynamics problems

Consider the following isomerization reactions of some simple sugars and values for their standard Gibbs free energy ΔG °:

  What is the identity of the salt

An unknown salt is either NaF, NaCl or NaOCl.When 0.050 mol of the salt is dissolved in water for form 0.500 L of solution, the pH of the solution is 8.08.

  Give the solution to equilibrium constant

The solution to Equilibrium constant, A certain gas mixture held at 395C has the following initial partial pressures: P(Cl2) = 351.4 torr; P(CO) = 342.0 torr and P(COCl2) = 0.

  How many grams of cl2 are there in the sample

Suppose that the volume of a particular sample of Cl2 gas is 8.7 L at 895 torr and 24 degrees Celsius. How many grams of Cl2 are there in the sample.

  Determine the density of metal

We have noted that water level rises to 62.4mL when a piece of metal of 48 grams is dropped into 50.0mL of H 2 O in a graduated cylinder. Determine the density of this metal?

  Determine what volume of hydrogen gas measured

calculate that how many liters of carbon monoxide gas, measured under the same conditions, is essential?

  Estimate empirical and molecular formulas of ethylene glycol

Ethylene glycol is used as automobile antifreeze. 6.38g og this compound contains 2.47g of carbon and 0.620g of hydrogen. The rest is oxygen. The molar mass is 62.0g/mole.

  Determine maximum kinetic energy of photo electron-cesium

Cesium(Cs) is used extensively in television cameras and in photocells because it has lowest ionization energy of all the stable elements.Determine the maximum kinetic energy of a photo electron ejected from cesium.

  How much energy in kilojoules is required

How much energy in kilojoules is required to convert 100 mL of diethyl ether at its boiling point from liquid to vapor if its density is 0.7138 g/mL.

  Determine the net overlap for molecular orbital

Consider a linear string of five hydrogen atoms, H^5. Determine the net overlap for each molecular orbital and classify it as bonding, nonbonding, or anti-bonding.

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