User Account

All Pages

A balloon contains 0140 g of helium at a pressure of 100

Assignment Help Chemistry
Reference no: EM13386580

A balloon contains 0.140 g of helium at a pressure of 1.00 atm. At what temperature will the balloon have a diameter of 12.8 centimeters. Assume the balloon takes the shape of a sphere. Give your answer in degrees celcius.

volume of a sphere = 4πr3/3 ( four thirds pi r cubed) 

Reference no: EM13386580

Questions Cloud

A 295- flask contains pure helium at a pressure of 757 a : a 295- flask contains pure helium at a pressure of 757 . a second flask with a volume of 460 contains pure argon at a
How many moles of excess reagent calcium hydroxide are left : a 0.500 l solution of 7.50 m hydrochloric acid is used to neutralize a 250.0 g sample of calcium hydroxide. calcium
Discuss the relationship between net income and cash flow : interpreting the statement of cash flows. the coca-cola company coca-cola like pepsico manufactures and markets a
A steel tank containing helium is heated to 555c if you : a steel tank containing helium is heated to 555?c. if you could look into the tank and see the gas molecules what would
A balloon contains 0140 g of helium at a pressure of 100 : a balloon contains 0.140 g of helium at a pressure of 1.00 atm. at what temperature will the balloon have a diameter of
What is the total molar concentration of ions in : what is the total molar concentration of ions in
Calculate the amount of heat required to heat a 43 sample : calculate the amount of heat required to heat a 43 sample of ethanol from 14.0 to 19.0. specific heat capacity of
A graduated cylinder contains 110 ml of water a 100 g : a graduated cylinder contains 110. ml of water. a 10.0 g piece of iron density 7.86 gcm3 and a 18.9 g piece of lead
Te proton nmr spectrum of a compound gives a singlet at : the proton nmr spectrum of a compound gives a singlet at ? 2.10 and ? 2.56 in a ratio of 32 respectively. which

Reviews

Write a Review

Chemistry Questions & Answers

  Explain what is the average thickness of the sheet

To the alchemists, gold was the material representation of purity. It is a very soft metal that can be hammered into extremely thin sheets. If a 1.54 g piece of gold is hammered into a sheet whose area is 34.4 ft2, what is the average thickness of..

  Define what is the final temperature in a squeezed cold pack

What is the final temperature in a squeezed cold pack that contains 40.0 g of NH4NO3 dissolved in 135 mL of water? Assume a specific heat of 4.18 J/(g·°C) for the solution, an initial temperature of 25.0°C, and no heat transfer between the cold pa..

  State what are the equilibrium partial pressures

What are the equilibrium partial pressures of CO(g) and CO2(g) when 2.32 atm CO(g) and excess FeO(s) react in a sealed container at 1000°C? PCO atm PCO2 atm

  State what is the pka value of the proton alpha

What is the pKa value of the proton alpha to the phenyl group, and what is the pka value of the proton attached to the carbonyl carbon?

  Evaluate the ph at the equivalence point in the titration

Calculate the ph at the equivalence point in the titration of 40.0 mL of 0.165 M of methylamine (kb = 4.4 x 10^-4) with 0.280 M HCl

  Compute the density of dry air and molar mass

Compute the density of dry air and molar mass at zero degree Celsius temperature and 1.0 atm of pressure.

  Explain sorbic acid is a weak monoprotic acid with ka

Sorbic acid is a weak monoprotic acid with Ka = 1.7x10-5. Its acid anion salt (potassium sorbate FW = 150 g/mole) is added to cheese to prevent mold. What is the pH of a solution that contains 4.93 g of potassium sorbate in 0.5 L of solution

  Define what is the concentration of phosphate ions

A saturated solution of potassium phosphate was filtered and then titrated. The concentration of [K+] was found to be 0.00956 M. What is the concentration of phosphate ions in this saturated solution

  Define the soution in contact with the graphite electrode

With a solution in them connected by a liquid salt bridge junction filled with KNO3. In one solution you have a graphite electrode that is connected with a wire to a copper electrode in the second soution. The soution in contact with the graphite ..

  Explain what elutes from the column

what elutes from the column when etc. Why do you think you use extraction techniques instead of chromatography?

  Calculate the weight of helium in pounds to fill a ballon

Calculate the weight of helium in pounds to fill a ballon whose capacity is 1.0 X10^6 ft^3 at 1 atm pressure and 27 C.

  Define sodium borohydride reacts very slowly with ethanol

Sodium borohydride reacts very slowly with ethanol to evolve a gas. Write a balanced equation for this reaction.

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd