Compute the density of dry air

Assignment Help Chemistry
Reference no: EM13653479

Calculate the density of dry air at 70 F from its average molecular mass given that the composition of dry air is 78.04 mole percent nitrogen, 20.95 mole percent oxygen, .934 mole percent argon, .0350 mole percent carbon dioxide and .00182 mole percent neon.

Reference no: EM13653479

Questions Cloud

A positively charged particle of mass : A positively charged particle of mass 5.40 10-8 kg is traveling due east with a speedof 70 m/s and enters a 0.45 T uniform magnetic field. The particle movesthrough one-quarter of a circle in a time of 2.80 10-3 s, at which time it leaves the fiel..
Explain what will the shift be using a 90 mhz spectrum : A specific proton in an organic compound has a chemical shift of 3.4 in 60 MHz spectrum. What will the shift be using a 90 MHz spectrum
How to find radius of a circle if the diameter is 15 : How to find radius of a circle if the diameter is 15?
How long does it take the astronaut to reach the shuttle : A 97-kg astronaut and a 1100-kg satellite are at rest relative tothe space shuttle which is located 125 m away. how long does it take the astronaut to reach the shuttle
Compute the density of dry air : Calculate the density of dry air at 70 F from its average molecular mass given that the composition of dry air is 78.04 mole percent nitrogen, 20.95 mole percent oxygen, .934 mole percent argon, .0350 mole percent carbon dioxide and .00182 mole pe..
Find the resistivity of this nichrome : A nichrome wire is 1 m long and 1 x 10^-6 m^2 in cross-sectionalarea. When connected to a potential difference of 2 V, acurrent of 4 A exists in the wire. Find the resistivity of this nichrome.
Find the fluid velocity : A constriction in a pipe reduces its diameter from 6.3 cm to 2.1cm. where the pipe is wider, the fluid velocity is 8 m/s. find the fluid velocity
State a carbon dioxide fire extinguisher puts out the flame : Wood and oxygen are two reagents required to keep a campfire burning. identify the limiting and excess reagent: a) The fire dwindles over time. b) A carbon dioxide fire extinguisher puts out the flame.
Explain what is the energy of one photon of the light : In addition to continuous radiation, fluorescent lamps emit sharp lines in the visible region from a mercury discharge within the tube. Much of this light has a wavelength of 436 nm. What is the energy (in J) of one photon of this light

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the mass of propylene glycol that must be added

calculate the mass of propylene glycol that must be added to 0.500 kg of water to reduce the vapor pressure by 4.60

  Explain the final pressure when the balloon has reached

It is hard to begin inflating a balloon. A pressure of 800.0 KPa is required to initially inflate the balloon to 225.0 mL. What is the final pressure when the balloon has reached it's capacity of 1.2 L

  Explain what mass of the correct reagent should add

A 250.0 -mL buffer solution initially contains 2.5X10^-2 M of HCHO2 and 2.5X10^-2 M of NaCHO2. What mass of the correct reagent should you add. pH 4.10

  Lithium iodide has a lattice energy of -730 kjmol and a

lithium iodide has a lattice energy of -730 kjmol and a heat ofhydration of -793 kjmol. determine how much heat is

  Explain changing the reaction buffer to extremly high ph

changing the reaction buffer to extremly high ph with addition of sodium carbonate is said to stop the reaction. what 2 things are happening in the test tube upon addition of this caustic chemical be specific

  Define value of the equilibrium constant for the reaction

Standard reduction potentials are given on the next page. (a) Draw a diagram of the electrochemical cell, labeling all electrodes and solutions. (b) What is the pH in the Pt | H+ | H2 half-cell (c) What is the value of the equilibrium constant for..

  Depict lewis structure for one important resonance

Draw Lewis structure for one important resonance form of HNO3 (HONO2). Include all lone pair electrons.

  Explain the absorbance of this mixture at the mn wavelength

The absorbance of this mixture at the Mn wavelength was 0.128 and the absorbance at the Fe wavelength was 0.128. Find the concentration of the unknown Fe solution. (Note: In AAS each element is detected at its specific absorption wavelength)

  What is the percent abundance of the second isotope

The element boron has two naturally occurring isotopes with masses of 10.0129 amu and 11.0093 amu. What is the percent abundance of the second isotope?

  State what is the minimum volume of water needed

What is the minimum volume of water needed to recrystallize 50 mg of phthalic acid? How much phthalic acis will remain in solution after recrystallization?

  Find the number of bromine molecules present in the flask

A flask contains 0.310 of liquid bromine, . Determine the number of bromine molecules present in the flask.

  Calculate the equilibrium constant k the hydronium

muscle cells need energy to contract. one biochemical pathway for energy transfer is the breakdown of glucose to

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