Explain one mole of water h2o and one mole of ethanol c2h5oh

Assignment Help Chemistry
Reference no: EM13269997

Consider two samples of liquid: one mole of water H2O and one mole of ethanol C2H5OH. The density of water is 1.0 g/mL, and the density of ethanol is 0.785 g/mL. Answer each of the following questions by selecting the correct choice.
a)Which sample has a larger mass?
b)Which sample contains more molecules?
c)Which sample contains more atoms?
d)Which sample contains more oxygen atoms?

Reference no: EM13269997

Questions Cloud

Segmenting and positioning : For this assignment, you should select a national consumer brand and complete a brief segmentation and positioning analysis.
What annual rate of return is earned : what annual rate of return is earned on a $4,000 investment made in year 3 when it grows to $6,800 by the end of year 10?
What amplification factor is needed for this person : A person has severe hearing loss that reduces the intensity in his inner ear by 31.5 dB. What amplification factor is needed for this person
Determine the capacitance that must be placed in parallel : A 50 kW load operates from a 60 Hz 10 kV rms line with a power factor of 60% lagging. Determine the capacitance that must be placed in parallel with the load to achieve a 90% lagging power factor.
Explain one mole of water h2o and one mole of ethanol c2h5oh : Consider two samples of liquid: one mole of water H2O and one mole of ethanol C2H5OH. The density of water is 1.0 g/mL, and the density of ethanol is 0.785 g/mL. Answer each of the following questions by selecting the correct choice.
Human resources activities and deployments intended : Strategic human resource management (HRM) has been defined as a consistent pattern of planned human resources activities and deployments intended to enable an organization to meet its goals.
Obtain the frequency of this wave : The distance between a node and the nearest antinode of a standing sound wave in air is 8.25 m. obtain the frequency of this wave
Compare and contrast the trickle down model of development : Describe the importance of local, regional and bioregional community development in terms of cultural-spiritual, ecological, or other holistic development models and the functions of communities
What is the current share price : Apocalyptica Corp. pays a constant $8.30 dividend on its stock. The company will maintain this dividend for the next 14 years and will then cease paying dividends forever. If the required return on this stock is 12 percent, what is the current sha..

Reviews

Write a Review

Chemistry Questions & Answers

  Explain what is the structure of the compound

A NMR spectrum shows a singlet at 7.3 ppm, a triplet at 4.3, a triplet at 2.9, and a singlet at 2.0. The relative areas are 5, 2, 2, and 3 respectively. What is the structure of the compound

  Find out the correct empirical formula

What conceptual error did he make? Determine the correct empirical formula for this compound.

  State why the h-h distances determined

Explain why the H-H distances determined for coordinated dihydrogen by X-ray diffraction are always significantly shorter than

  Final temperature required to change the volume of the gas

What final temperature, in degrees celcius, is needed to change the volume of the gas to each of the following, if n and P do not change?

  Describe potato soup after thermal processing

Assume that the metal rack is cooled from 240°F to 85°F, the temperature of the outlet water. The amount of heat removed from the retort walls in cooling from 240 to 100°F is 10 000 btu. Radiation loss from the retort during cooling is estimated a..

  Define what is the osmotic pressure of a solution

A physiological saline solution is 0.92% sodium chloride (NaCl) by mass and has a density of 1.005 g/mL. What is the osmotic pressure of such a solution at body temperature of 37 degree C

  State finding the mass of the nitrogen collected

Show your work in finding the partial pressure of the nitrogen gas, PN2. 2) Show your work in finding the mass of the nitrogen collected

  What is vapor pressure of ethanol at new temperature

The total pressure in a flask containing air and ethanol at 257C is 878 mm Hg. The pressure of the air in the flask at 257C is 762 mm Hg.

  The rate constant for reaction a is doubled the temperature

The rate constant for reaction A is doubled when the temperature is increased by 10 degrees. The rate constant for reaction B is tripled by 10 degree increase in temperature

  Explain what is the molarity of the resulting

What is the molarity of the resulting solution when 24.485 g of Mn(ClO4)2 · 6 H2O are added to 350.0 mL of water? I took 24.485g and divided it by 361.932 to get moles

  What is ksp for this compound

The molar solubility of MnCO3 is 4.2 x 10-6 M. What is Ksp for this compound?

  How much caco3 is produced

Consider the reaction  CaCN2 + 3 H2 O → CaCO3 + 2 NH3 .  How much CaCO3 is produced if 47.5 moles  NH3 are produced?

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