Calculate the moles of ar present

Assignment Help Chemistry
Reference no: EM13161958

A 343 mL container holds 0.146 g of Ne and an unknown amount of Ar at 35°C and a total pressure of 625 mmHg. Calculate the moles of Ar present.

Reference no: EM13161958

Questions Cloud

How much heat is liberated at constant pressure : Fe(s) + 2HCL(aq)goes to FeCl2(aq) + H2(g) Change in enthalpy is -87.9kJ. How much heat is liberated at constant pressure if .368 g of iron reacts with 18.8mL of 0.568 M HCl?
Calculate the energy required to achieve the transition : Calculate the energy (joules) required to achieve the transition from the ground state to the first excited state for this system.
Which molecule has the largest mass : Which molecule has the largest mass?A sample of carbon consists of the isotopes carbon-12 and carbon-13.A sample of oxygen consists of the isotopes oxygen-16 and oxygen-17.Write the formula of all the different carbon dioxide molecules that can be..
Which of following is not true regarding social development : Which of the following is not true regarding social development?
Calculate the moles of ar present : A 343 mL container holds 0.146 g of Ne and an unknown amount of Ar at 35°C and a total pressure of 625 mmHg. Calculate the moles of Ar present.
How much heat would be released : If a bottle of nail polish remover contains 176 mL of acetone, how much heat would be released by its complete combustion? The density of acetone is 0.788g/mL.
Explain the paint formerly used on some storage tanks : The paint formerly used on some storage tanks contained aluminum powder, which reflected heat from the surface of the tanks. Why did experts recommend grounding these tanks
At what ph will 77% of the mg2 be precipitated : The concentration of Mg2+ in seawater is 0.052 M. At what pH will 77% of the Mg2 be precipitated as the hydroxide salt? [Ksp for Mg(OH)2 = 8.9 10-12.]
Explain what is the m concentration in octanol : What is the M concentration in octanol? (b) pH= 8.00 what is the M concentration in water? what is the M concentration in octanol?

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the number of kilograms of helium required

Calculate the number of kilograms of helium required to inflate a balloon with a volume of 100.000 L at a pression of 250 mmHg and atmospheric temperature of -35 ° C.

  Calculate the poh and the ph

calculate the pOH and the pH when 45.0mL of 3.00mol/L potassium hydroxide solution is diluted by adding 100.0mL of water

  Compute the work of expansion

Compute the work of expansion(in Joules) accompanying the complete combustion of 1.0 grams of sucrose C 12 H 22 O 11 to CO 2 and (a) liquid water, (b) water vapour at 20 degrees Celsius when the external pressure = 1.0 atm

  Calculate the de broglie wavelength (in pm) of a hydrogen

The smallest atoms can themselves exhibit quantum mechanical behavior. Calculate the de Broglie wavelength (in pm) of a hydrogen atom traveling 475 m/s

  State and find the unknown concentrations naoh hcl

You use 32.0 mL of NaOH to titrate 100. mL of HCl and 22.2 mL of NaOH to titrate 50.0 mL of 0.0836 M H2SO4. Find the unknown concentrations. NaOH HCl

  How many joules of heat are needed

The specific heat capacity of solid copper metal is 0.385 J/g-K. How many joules of heat are needed to raise the temperature of a 1.55-kg block of copper from 33.0C to 77.5C?

  Calculate the the equilbrium constant

At a certain temperature the equilbrium constant is 396 K for  H2(g) + I2(g) ↔ 2HI(g) , Calculate the the equilbrium constant for  0.5H2(g) + 0.5I2(g) ↔ HI(g)

  State mechanism of grignard synthesis of malachite green

Draw the mechanism of Grignard Synthesis of Malachite Green. (Ensure that all mechanistic arrows are correctly drawn.) Show the following

  What is the osmotic pressure

A 0.0050 molar solution of sugar is separated from pure water by a membrane at 20 C. What is the osmotic pressure?

  Calculate the equilibrium concentrations of ammonia

Calculate the equilibrium concentrations of NH3 and H2S if a sample of solid NH4HS is placed in a closed vessel and decomposes until equilibrium is reached

  Sate the air pollutant no is produced in automobile engines

The air pollutant NO is produced in automobile engines because of the high-temperature reaction below. If the initial concentrations of N2 and O2 at 1000 K are both 1 M

  What mass of (nh4)2so4 must be dissolved

what mass of (NH4)2SO4 must be dissolved in 0.100L of 0.350M NH3 to produce a buffer solution with pH 10.05?

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