Explain the chemical formula for calcium phosphate

Assignment Help Chemistry
Reference no: EM13126056

A compound contains 40.00% carbon, 6.67% hydrogen, and 53.33% oxygen. Determine the empirical formula of the compound.

Give the chemical formula for calcium phosphate.

A hypothetical element, Js, has three naturally occurring isotopes. The atomic mass and relative abundance of each isotope are: 35% 191 Js, 20% 185 Js,And 45% 192 Js. What atomic mass should be reported for this element?

A gas sample at 75 degrees C and 2.0 atm pressure occupies a volume of 2.5L. What volume will it occupy at STP?

Convert 200 degrees C to degrees F.

Reference no: EM13126056

Questions Cloud

Permutations for selecting representatives : A representative is to be selected from each of 3 departments in a small college. There are 7 people in the first department, 5 in the second department, and 4 in the third department.
Advantages and disadvantages of making individual managers : What are the advantages and disadvantages of making individual managers either, cost center manages, investment center manager, profit center manager.
Calculate the mass loss on heating : calculate the mass loss on heating 1.200 g of a NaHCO3-NaCl mixture containing 65% NaCl
Illustrate what adjusting entry would you need to make : Illustrate what adjusting entry would you need to make, assuming you decided to allow the maximum amount of revenues for 2009, using modified accrual accounting?
Explain the chemical formula for calcium phosphate : A compound contains 40.00% carbon, 6.67% hydrogen, and 53.33% oxygen. Determine the empirical formula of the compound. Give the chemical formula for calcium phosphate.
What mass of rain falls (in kg) on the lawn : If a raindrop weighs 57 mg on average and 5.1 X 10^5 raindrops fall on a lawn every minute, what mass of rain falls (in kg) on the lawn in 1.5 hours?
Is the correlation in population greater than zero : For a sample of 20 stations last Tuesday the correlation was .78. At the .01 significance level is the correlation in the population greater than 0? t= .78-20.00/.01SQRT 20=?
Calculate great falls brewerys minimum acceptable : Great Falls Brewery's regular selling price for a case of beer is $15. Variable costs are $8 per case and fixed costs total $2 per case based on production of 250,000 cases.
Question related to tax treatment : H owns 50% of the stcok of Y corporation and has a basis for that stock of $25,000. His wife W owns the remaining 50% of the stock at a basis of $25,000. H has all his stock redeemed for its fair market value of $250,000. What is H's tax treatment..

Reviews

Write a Review

Chemistry Questions & Answers

  Determine the partial pressure and total pressure

Determine the partial pressure and total pressure  of each gas in the vessel and  process of  reaction runs until eighty five  of the Oxygen  is used  and the vessel get cooled to its starting or initial  temperature.

  Steps in the mechanism for the following reaction

Show all the steps in the mechanism for the following reaction, When benzene is mixed with deuterated sulfuric acid, deuterium is slowly incorporated onto the ring. Show the mechanism for this reaction and explain how this relates the sulfonation of ..

  What was the initial temperature of the water

Water (2290g ) is heated until it just begins to boil. If the water absorbs 4.99×10^5J of heat in the process, what was the initial temperature of the water.

  Explain ideal gas law and meteorological balloon

Ideal gas law and meteorological balloon, Balloons are still used to deploy sensors that monitor meteorological phenomena and the chemistry of the atmosphere. It is possible to investigate some of the technicalities of ballooning by using the perf..

  Spike recovery of trimethylbenzene

1g soil has been spiked with 0.1ml of 100 ppm (v/v) trimethylbenzene and subsequently extracted with 250 mL pentane. The extract is then measured with GC-FID.

  How many moles of oxygen could be produce

potassiumm chlorate (KClO3) decomposes to form potassium chloride and oxygen gas. if 5.4 moles of potassium chlorate decompose, how many moles of oxygen could be produce.

  Explain colligative porperties freezing point depression

Colligative Porperties : Freezing Point Depression, Salt lowers the freezing point of water. So will sugar. If one tablespoon of solid (salt or sugar) is dissolved in ¼ cup of water

  What will be the final temperature

A 100g sample of water at 27oC is poured into a 76.2g sample of water at 89oC. What will be the final temperature.

  Calculate the mass of sodium bicarbonate

Calculate the mass of NaHCO3 that was used up in the reaction for each beaker. The molecular weight of NaHCO3 is 84.007 g/mole.

  Estimate what farm worker''s present concentration would be

The insecticide DDT has a half-life in the human body of about 7 years. That is, in 7 years its concentration.( Although DDT is no longer in use in the United States).

  Define number of moles and conversion

Number of Moles and Conversion, a) Number of moles of carbon atoms in 0.585 moles C4H10

  Find the partial pressure and concentration of nitrogen

Find the partial pressure and concentration of Nitrogen, Oxygen, and Carbon dioxide.

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