Explain what is the molar mass of the substance

Assignment Help Chemistry
Reference no: EM13270183

a) A compound is known to contain 51.27% carbon and 27.30% oxygen by mass. Each molecule contains two atoms of oxygen. What is the molar mass of this substance?

b) How many carbon atoms are there in the molecular formula for this compound? (It should be a whole number, no units)

Reference no: EM13270183

Questions Cloud

State the ternary compounds called chlorofluorocarbons : The ternary compounds called chlorofluorocarbons, or Freons, have proved to be very valuable as refrigerants and as cleaning agents for circuit boards. Unfortunately, in the atmosphere these compounds produce chlorine atoms that catalyze the decom..
Determine the speed of the block when spring is compressed : a block (m=0.0433 kg) is sitting on a frictionless horizontal surface. The mass is connected to a spring with a spring constant of 24.5 N/m. The block is pulled back released from rest. The maximum acceleration of the block is 31.5 m/s^2.
What is the final length of the cylinder : A 10cm -diameter cylinder contains argon gas at 10 atm pressure and a temperature of 60?C . A piston can slide in and out of the cylinder. What is the final length of the cylinder
Determine magnitude and direction of the velocity of skaters : Two skaters are moving towards each other on an ice rink. One skater (m1=45 kg) has a speed of 8.3 m/s towards the right. The other skater (m2=73 kg) has a speed of 4.8 m/s to the left. The skaters collide and grab on to each other.
Explain what is the molar mass of the substance : A compound is known to contain 51.27% carbon and 27.30% oxygen by mass. Each molecule contains two atoms of oxygen. What is the molar mass of this substance
By how much is it off at the end of one day : A pendulum clock has an aluminum pendulum exactly 1.0m long when the clock is calibrated perfectly. The temperature increases by 9?C. By how much is it off at the end of one day
What is the expected value of the rate of return : The most likely (with probability 80%) value is 5 years. Assume the heat exchanger has no salvage value at the end of its useful life.
Determine the forces on the bridge from the cable : A knight is riding across a 12.0 m uniform drawbridge as shown in the figure. The right end of the bridge is held up by a cable and the left end is supported by a hinge. The mass of the rider and horse is 355 kg and the mass of the bridge is 493 k..
How much value to the unlevered firm per dollar of debt : Given the following information, leverage will add how much value to the unlevered firm per dollar of debt? Corporate tax rate: 30% Personal tax rate on income from bonds: 20% Personal tax rate on income from stocks: 0%

Reviews

Write a Review

Chemistry Questions & Answers

  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 ..

  Prior to placing piece of metal into the graduated cylinder

This assignment inhibits chemistry Laboratory Questions.

  Write the structures of the saytzeff elimination

Write the structures of the saytzeff elimination

  Calculate ph - chemistry questions

Chemistry Questions on Calculate P H

  How many mols of hydrogen can produce

how many mols of H 2 can produce

  Analysis of corrosion mechanisms

Analysis of corrosion mechanisms and preventative measures

  Chemical and pharmaceutical science

Write an equation for the formation of an acetal from reaction of excess methanol with benzaldehyde in the presence of an acid catalyst.

  Calculate the approximate sulphur

Calculate the approximate SO 2 mass emission in lb/day.

  What is the structure - stereochemistry

What is the structure (including functional groups)? Stereochemistry (racemic or single enantiomer)?

  Design a qualitative analysis scheme

Design a qualitative analysis scheme

  What will be the resultant pressure

What will be the resultant pressure when the stopcock is opened?

  The 1h nmr spectrum

Integrals for some of the resonances in the 1H NMR spectrum are higher than they should be due to the shear number of hydrogens in this compound

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