Explain what is density of air at 273 k and 1 atmosphere

Assignment Help Chemistry
Reference no: EM13290876

Air is approximately 80% nitrogen and 20% oxygen by volume, what is density of air at 273 K and 1 atmosphere? And at a altitude of 2550 ft would density of air be higher or lower, why?

Reference no: EM13290876

Questions Cloud

How many shares will be outstanding after the dividend : Assume the company issues a 10 percent stock dividend. How many shares will be outstanding after the dividend?
Determine rotational lossesand motor efficiency at full load : A 230V, 25hp, shunt DC motor draws an armature current of 90Aat full rated load. The armature resistance is 0.2 ohms and theshunt field resistance is 216 ohms. Determine the rotational lossesand motor efficiency at full load.
What should be the value of this stock : The Joseph Company has a stock issue that pays a fixed dividend of $3.00 per share annually. Investors believe the nominal risk-free rate is 4 percent and that this stock should have a risk premium of 6 percent. What should be the value of this stock..
Determine the armature-developed power pdev : A 600V, 150hp, DC series motor operates at it's full-ratedload at 600 RPM. The armature resistance is 0.12 ohms and the series field resistance is 0.04 ohms. The motor draws 200A at full load.
Explain what is density of air at 273 k and 1 atmosphere : Air is approximately 80% nitrogen and 20% oxygen by volume, what is density of air at 273 K and 1 atmosphere? And at a altitude of 2550 ft would density of air be higher or lower, why
What is the net present value of the project : The project has an initial cost of $5.2 million and produces cash inflows of $1.48 million a year for 5 years. What is the net present value of the project?
What is the discount rate applicable to division a : Management has told the manager of division A that projects in his division will be assigned a discount rate that is 2 percent less than the firm's weighted average cost of capital. What is the discount rate applicable to division A?
State what is the half-life of the reaction : After 63.0 min, 24.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics
Describle the education style of american : Write an article about American education, including the following elements: 1. Introduction American education. 2. Describle the education style of American. More detail.

Reviews

Write a Review

Chemistry Questions & Answers

  How many kilograms of ca(no3)2 are present

A sample of calcium nitrate, Ca(NO3)2, with a formula weight of 164 g/mol, has 5.00 x 1025 atoms of oxygen. How many kilograms of Ca(NO3)2 are present

  Explain what is the percent yield of aspirin

A sample of aspirin to be purified has a mass of 1.0g. Aspirin has a solubility of 1.0g in 30ml of water at 37Celcius and a solubilty if 0.10g per 30 ml at 25 Celsius. The sample is dissolved in 30 ml of hot water and cooled to 25 Celcius. How muc..

  State what is the final pressure in the flask

Carbon monoxide (g) reacts with oxygen (g) to form carbon dioxide (g). In a 1.00 L flask, 2.40 atm of CO reacts with 4.50 atm of O2. Assuming that the temperature remains constant, what is the final pressure in the flask?

  Use remote control toxic sniffer mechanism only

Approach the tank slowly and carefully carrying full face mask with portable oxygen. The characteristic odor will be evident if leaking then put on the PPE.

  State what is the thickness of the oil on the lake

Ben Franklin showed that 1.0 teaspoon of oil (5.0 cm3) can cover the surface of a still lake with area 0.50 acres

  State the standard free energy for the neutralization

The standard free energy for the neutralization of HCl with NaOH at 25 degrees Celsius is -79.9KJ/mol. Calculate the equilibrium constant for the reaction.

  State minimum pressure must be supplied to a reverse osmosis

What minimum pressure must be supplied to a reverse osmosis water purification system in order to overcome the osmotic pressure in water that is 1.24 M in total dissolved ions at 16 C?

  Explain a solution of sodium cyanide nacn

a solution of sodium cyanide (NaCN) has a pH of 12.10. How many grams of NaCN are in 425 mL of solution with the same pH

  State potassium phosphate and what volumes of the stock

Our stock solutions are 0.2M EDTA, 0.04 M NaF and 1.2 M potassium phosphate. What volumes of the stock solutions should be measured?

  What would be the new temp of the water

If you used 8,400 kilojoules you expend in energy in one day to heat 49,000 grams of water at 18 degrees celcius, What would be the rise in temp?, and What would be the new temp of the water?

  Explain what is the ph of a solution containing hcl

What is the pH of a solution containing 50.00 mL of 1.0 M HCl and 50.00 mL of 1.0 NH3? The Kb for NH3 = 1.8 x 10-5.

  What is the molarity of benzyl alcohol if the molecular

What is the molarity of benzyl alcohol if the molecular weight is 108.14, the volume is 5 mL

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