Determine the empirical formula for the substance

Assignment Help Chemistry
Reference no: EM13151523

A 1.502 gram sample of a compound of aluminum and sulfur is known to contain exactly 0.540 grams of aluminum. Determine the empirical formula for the substance.

Reference no: EM13151523

Questions Cloud

Calculate the price elasticity of demand at a price : At what price would no caps be sold? Calculate the price elasticity of demand at a price of $6
What is the ph of a solution : what is the pH of a solution made by mixing 30.00mL of .10M acetic acid with 40.00 mL 0f .10M KOH? Assume the volumes are additive and Ka=1.8*10^-5 for CH3CO2H
Identify the principles of internal control : Identify the principles of internal control: Culottis Oizza operates strictly on a carryout basis. Customers pick up their orders at a counter where a clerk exchanges the pizza for cash. While at the counter, the customer can see other employees m..
Section of statement of cash flows : The Lawrence Company sold fixed assets for cash of $8,000. The assets had a book value of $5,000. How should this be reported in the investing activities section of a statement of cash flows?
Determine the empirical formula for the substance : A 1.502 gram sample of a compound of aluminum and sulfur is known to contain exactly 0.540 grams of aluminum. Determine the empirical formula for the substance.
Conclude that forty calls are made on average in week : The standard deviation of the sample was computed to be 2.1 calls. At the .05 level of significance, can we conclude that more than 40 calls are made on the average in a week?
What is an atom : what type of bond is used to keep one molecule of DNA (one DNA stand) wound in an alpha helix around a second molecule or stand of DNA?
Prepare a federal gift tax return (form 709) : Directions: Prepare a federal gift tax return (Form 709) based on the following information for Wanda Bickford. Use the 2013 Gift Tax forms. Bill agrees to gift split.
Prepare a production cost worksheet using fifo method : Direct materials are placed into production at the beginning of the process and conversion costs are incurred evenly throughout the process. Required: Prepare a production cost worksheet using the FIFO method.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain description of balanced equations

Description of Balanced equations, Identify the steps involved in the formation of these compounds. Show the removal of water and the reactant.

  Find a certain laser uses a gas mixture made up

A certain laser uses a gas mixture made up of 9.00 g HCL, 2.00g H2, and 165.0g Ne. What pressure is exerted by the mixture in a 75.0 L tank at 22 degree C?

  Calculate the weight molarity of silver

A 0.1752g sample of silver nitrate was dissolved in 502.3g of distilled water. Calculate the weight molarity of silver in this solution.

  Explain why toxicity diminished in other congeners

Why is toxicity diminished in other congeners where chlorines are removed from the 2,3,7,8 positions, or when chlorines are added to remaining positions on the rings?

  Bond enthalpy considerations predict that silicon-oxygen

Given that B(SiO) 640 kJ/mol, show that bond enthalpy considerations predict that silicon-oxygen compounds are likely to contain networks

  Explain copper metal to oxidize under standard conditions

Based on standard reduction potentials, would you expect copper metal to oxidize under standard conditions in the presence of oxygen and hydrogen ions

  What is the volume of the sample

A 250.0 mL sample of chlorine gas is collected when the barometric pressure is 798 mmHg. What is the volume of the sample after the barometric pressure dropped to 745 mmHg?

  Calculate the heat added and the quality of the mixture

a rigid tank of 0.03(cubic meters) volume contains a mixture of liquid water and water vapor at 80kPa. The mass of the mixture in the tank is 12kg. Calculate the heat added and the quality of the mixture when the pressure inside the tank is raised..

  How many grams of the excess reactant remain

4NH3 + 5O2 yields 4NO + 6H2O Given 1.50g of NH3 reacts with 2.75g of O2 which is the limiting reactant?

  Determine the percent yield

Determine the percent yield if An 8.50 grams sample of Ammonia gives 12.0 g of Nitric Oxide?

  What is the molecular formula of the molecule

What is the molecular formula of the molecule that had an empiricial formula of C2 H4 S and a molar mass of 180.35% g/molecular.

  What percentage of khc8h4o4 is in the material

Potassium hydrohen phthalate, KHC8H4O4, functions as monoprotic acid. If a 1.46 g sample of impure KHC8H4O4 requires 34.3 ml of 0.145 M NaOH

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