Explain what is the mass of a piece of magnesium wire

Assignment Help Chemistry
Reference no: EM13208102

What is the mass of a piece of magnesium wire which produces 39.30 mL of hydrogen gas collected over water at 23 degrees celsius and at a pressure of 752 torr?

Reference no: EM13208102

Questions Cloud

Explain how many moles of hydrogen are present sample : How many moles of hydrogen are present in a 26.3 mL sample at 19 degrees celsius and 744 torr?
Explain reasons for consulting different kinds of sources : Explain reasons for consulting different kinds of sources on the same subject.
What does the top box, middle box and last box contain : There are three boxes in a Unified Mark-Up Language class diagram. What does the top box, middle box, and last box contain?
Why is supply curve different from other curves : Although he was a prolific artist, Pablo Picasso painted only 1,000 canvases during his "blue period." Picasso is now dead, and all of his Blue Period works are currently on display in museums and private galleries throughout Europe and the United..
Explain what is the mass of a piece of magnesium wire : What is the mass of a piece of magnesium wire which produces 39.30 mL of hydrogen gas collected over water at 23 degrees celsius
Display the name of the server as well as any cookie : Now try and see what happens if this variable is declared as a JSP scriptlet. c.Also display the name of the server as well as any cookie information that you can find.
The compressibility factor equation of state in conjunction : Calculate the density in kg/m3 using (a) the ideal gas equation of state and (b) the compressibility factor equation of state in conjunction with the law of corresponding states.
What do you believe the role of health insurance is : "What do you believe the role of health insurance is? Do you believe health insurance plans discriminate against populations? What issues related to health insurance do you think should be addressed from a public policy standpoint?
What accounts for whether case a or case b occurs : Aaron Hank is a star hitter for the Bay City Baseball team. He is close to breaking the major league record for home runs hit during one season, and it is widely anticipated that in the next game he will break that record.

Reviews

Write a Review

Chemistry Questions & Answers

  Describe why the dichlorofluoresceinate anion is adsorbed

Explain why the dichlorofluoresceinate anion is adsorbed onto the surface of the AgCl precipitate

  State what was the initial concentration of hcl

What volume of NaOH is needed to reach the end point of the titration? What was the initial concentration of HCl?

  State the ionization constants for sulfurous acid

Calculate the concentrations of ALL species in a 0.740 M Na2SO3 solution. The ionization constants for sulfurous acid are Ka1

  Define a zero-order reaction has a constant rate

what will the concentration be after 9.00 minutes? Part B A zero-order reaction has a constant rate of 1.30×10^?4 M/s. If after 60.0 seconds the concentration has dropped to 8.00×10^?2 M, what was the initial concentration?

  Explain mixtures is suitable for making a buffer solution

Asumming equal concentrations of conjugate base and acid, which one of the following mixtures is suitable for making a buffer solution with an optimum ph

  State how heavy in pounds is a gold bar at fort knox

how heavy in pounds is a gold bar at Fort Knox (dimensions of 7.0 in x 3 5/8 in x 1 3/4 inches? If the current price for gold is $1400 per troy ounce, how much is 1 bar of gold worth in ? (make sure you look up troy ounce!)

  How much will the temperature of the aluminum increase

If 69. J of heat are applied to 20. g of aluminum, by how much will the temperature of the aluminum increase? (The specific heat capacity of Al (s) is 0.89 J/(g °C).)

  Compute the reduction in the daily dose

For an elderly patient with impaired renal function, the dose is reduced to 250 mg every 6 hours. Calculate the reduction in the daily dose, in milligrams.

  What will be the final temperature of the water

If 420 Joules are added to 20 grams of water to 30oC, what will be the final temperature of the water?

  Calculate the density and specific gravity of the object

an object made of aluminum has a mass of 8.37 gram. when it was placed in a graduate cylinder containing 20.0 milliter of water, the water level rose to 23.1 milliter. calculate the density and specific gravity of the object.

  What is the volume, in milliliters of krypton gas

A 10.0 g sample of krypton has a temperature of 25°C at 575 mm Hg. What is the volume, in milliliters, of the krypton gas?

  Calculate the percent of air

Calculate the percent (by volume) of air that would be displaced when all of theN2 (l) get evaporated. it is given that Liquid nitrogen has a density of 0.807 g/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