Explain how many moles of h2 are present in the gas sample

Assignment Help Chemistry
Reference no: EM13238709

A sample of hydgrogen gas, H2, has a volume of 8.56L at a temperature 0C and a pressure of 1.5 atm. Assuming the gas behaves ideally: how many moles of H2 are present in this gas sample

Reference no: EM13238709

Questions Cloud

Describe considerations for undertaking stabilization : Describe considerations for undertaking macroeconomic stabilization policy including understanding the use and effectiveness of fiscal policy and monetary policy in stabilizing the national economy.
Determine the change in electric potential energy : The difference in electric potential between a thunder cloud and the ground is 1.58 108 V, Determine the change in electric potential energy of one of the electrons that move to the cloud
Define what is the molarity of a solution : What is the molarity of a solution prepared by dissolving 11.5g of solid NaOH in enough water to make 1.50L of solution?
What was the growth rate of real gdp from 1999 to 2009 : 1. What was the growth rate of nominal GDP between 1999 and 2009 2. What was the growth rate of the GDP deflator from 1999 to 2009 3. What was real GDP in 1999 measured in 2005 prices
Explain how many moles of h2 are present in the gas sample : A sample of hydgrogen gas, H2, has a volume of 8.56L at a temperature 0C and a pressure of 1.5 atm. Assuming the gas behaves ideally: how many moles of H2 are present in this gas sample
What is your maximum speed attained : Starting from rest, you move with a constant acceleration of 2.1 m/s2 for 13.0 s and then move with an acceleration of -2.1 m/s2, What is your maximum speed attained
Define what is the new volume of the air : A 4.0L sample of air collected at 298 K and then cooled to 278F while held at constant pressure. What is the new volume of the air
Explain nucleic acids and where each is found in the cell : Name the two types of nucleic acids and where each is found in the cell. Also include the four bases particular to each nucleic acid.
State the efficiency of separation ignore the recommendation : Chromatographic column, it is important to let the level drop in the column eluent to the level of the sand before applying the solution of the compound to be separated. What effect would have on the efficiency of separation ignore this recommenda..

Reviews

Write a Review

Chemistry Questions & Answers

  How many pounds does a gold sphere weigh

Gold has a density of 19.3 g/cm3. How many pounds does a gold sphere weigh if it has a diameter of 5.20 inches?

  Compare alkalide ion with the neutral alkali atom

Compare alkalide ion with the neutral alkali atom - For a given alkali metal, how does the ionic radius of the alkalide ion compare to that of the neutral alkali metal atom? Explain using physical arguments.

  Find out the mass in grams of ni in the original sample

Determine the molarity of Ni in the 20.0 mL solution? Determine the mass in grams of Ni in the original sample? Determine the weight percent of Ni in the sample?

  State express the original concentration of cscl solution

After all the water is evaporated from 10.0 mL of a CsCl solution, 3.75 g of CsCl remains. Express the original concentration of CsCl solution in each of the following units.

  What is the maximum mass of this sample

A mass of solid aluminum is at its melting point. what is the maximum mass of this sample that can be melted by 120 kJ of heat? ( Cp=0.900J/gc ; Hfus= 35.7 KJ/g

  What is the mass in grams of the lead

The water level in a graduated cylinder initially at 210 rises to 277 after a piece of lead is submerged. What is the mass in grams of the lead.

  Describe why bubbles are observed to emerge from the jar

Explain why bubbles are observed to emerge from the jar when it is in the boiling water. b. Explain why the lid "pops down" on the jar top soon after removing the jar from the boiling water.

  Explain what is the oh

A mixture is prepared by adding 50.0 mL of 0.200 M NaOH to 75.0 mL of 0.100 M NaOH. What is the [OH-]? the answer is .140 M

  What is the standard emf of the cell

A voltaic cell is constructed with two Zn+2-Zn electrodes. The two cell compartments have [Zn+2]=5.00 M and [Zn+2]=1.00 x 10^-2 M, respectively. What is the standard emf of the cell?

  What is the molarity of a solution

what is the molarity of a solution prepared by dissolving 2.06g of NaOH in a volume of 500.0ml?

  Determine the ph

Determine the pH of a 0.227 M C5H5N solution at 25°C. The Kb of C5H5N is 1.7 x 10-9.

  Find out the original mass of liquid placed in the container

Determine the original mass of liquid, G, that was placed in the container. (ignore the volume occupied by the liquid in these calculations.)

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