What is the molecular formula of the compound

Assignment Help Chemistry
Reference no: EM13164447

A compound with the empirical formula CH2O was found to have a molar mass between 89 and 91 g. What is the molecular formula of the compound?

Reference no: EM13164447

Questions Cloud

What is the mass of the steel bar : A volume of 80.0 ml of H2O is initially at room temperature (22.0 C). A chilled steel rod at 2.00 C is placed in the water. If the final temperature of the system is 21.1 C , what is the mass of the steel bar?
State bubbles were still emerging from the rubber tubing : Another student was in a hurry and stopped heating, even though bubbles were still emerging from the rubber tubing. 3.) A student used the measure of Flask no.1 to be 250mL, without measuring the volume as directed
What is the mass percent of hydrogen in the compound : When 1.6768 g of an organic iron compound containing, Fe, C, H and O was burned in O2, 3.1363 g of CO2 and 0.89758 g of H2O were produced. What is the mass percent of hydrogen in the compound?
Write an update statement that modifies the row : Write an UPDATE statement that modifies the row you just added to the Categories table. This statement should change the ProductName column to "Woodwinds", and it should use the CategoryID column to identify the row.
What is the molecular formula of the compound : A compound with the empirical formula CH2O was found to have a molar mass between 89 and 91 g. What is the molecular formula of the compound?
State the back titration of the unreacted hcl : If an air bubble was initially in the buret tip but was dispensed during the back titration of the unreacted HCl. As a result of this technique error
Determine the keq for the reaction of benzoic acid : Based upon your answer to Part a, do you think a significant amount of salt would form from mixing quimolar amounts of benzoic acid and 4-nitroaniline? Explain your reasoning.
Value of x after the following code is executed : What will be the value of x after the following code is executed?int x = 20, y = 30;while (y
Should the brinkers accept this offer right away : Should the Brinkers accept this offer right away? What quantitative factors and what operational, qualitative or strategic factors should Five-speed and Wilbur take into account in making this decision?

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate ?t of the water and the diamond

In a purity check for industrial diamonds, a 10.25 carat diamond is heated to 74.21 oC and immersed in 26.05 g of water in a constant pressure calorimeter.

  Calculate the molar mass of the biomolecule

Calculate the molar mass of the biomolecule. For carbon tetrachloride, the boiling point constant is 5.03°C · kg/mol, and the boiling point of pure carbon tetrachloride is 76.50°C.

  Explain the structure for heptene

Explain  the structure for 4-ethyl-2,3-dimethyl-2-heptene?

  What is the molar mass of the unknown acid

A 1.996 gram sample of unknown monoprotic acid is dissolved in some water. This acid solution is then titrated to the end point with 27.38 mL of a solution of 0.4165 M KOH.

  What is the concentration of toluene in air produced

What is the concentration of toluene in air produced by vaporizing 1 ml of liquid toluene into clean air to produce a total volume of 100 liters

  Calculate the number of grams of sodium used

The hydrogen gas generated is collected over water at 25.0°C. The volume of the gas is 535 mL measured at 1.00 atm. Calculate the number of grams of sodium used in the reaction. (Vapor pressure of water at 25°C = 0.0313 atm.)

  Explain what is the stoichiometric relationship

What is the stoichiometric relationship between IO3- and I2? b. What is the stoichiometric relationship between I2 and S2O3 2-? c.

  Calculate the molar mass of the acid

A 2.067-g sample of a monoprotic acid was dissolved in water. It took 25.24 mL of a 0.1578 M NaOH solution to neutralize the acid. Calculate the molar mass of the acid.

  What is the partial pressure of nitrogen

if a container of nitrogen, oxygen, carbon dioxide has a pressure of 2.00atm and the partial pressure of O2 is 312torr,

  What time will it take for the reaction

At 25 degree celcius ,the second order reaction NOCL(g) - NO (g) + 1/2 CL2 (g) is 50 % complete after 5.82 hours when the initial concentration of Nitrosyl chloride is 4.46 ml/L.what time will it take for the reaction to be 75 % complete.

  Determine the vapor pressure of a solution

Determine the vapor pressure of a solution prepared by dissolving 250 g of Ethanol in 375 g of water?

  Calculate the molarity of the hci solution

The Standardized solution of NaOH is used to titrate a solution of HCI. Write the balanced equation for this reaction. Calculate the molarity of the HCl solution.

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