Define inside a bomb calorimeter with a total heat capacity

Assignment Help Chemistry
Reference no: EM13336149

Inside a bomb calorimeter with a total heat capacity of 11.30 kJ/oC. 1.50 g sample of methane gas "CH4" was burned with excess oxygen. The temperature increased inside the calorimeter by 7.3oC. The molar heat of combustion "?Hc" (in kJ/mol) of methane gas is: A) -882.2 B) -775.6 C) -742.5 D) -695.4

Reference no: EM13336149

Questions Cloud

Find frequency does a person in the car hear : An ambulance moving at 36 m/s sounds its siren whose frequency is 350 Hz. What frequency does a person in the car hear as the ambulance approaches the car
Explain would the firm be better off with a current ratio : Explain what it means for a firm to have a current ratio of .50. Would the firm be better off with a current ratio of 1.50 What if it were 15.0
What is the average power generated by the horn : A train sounds its horn as it approaches an intersection. The horn can just be heard at a level of 46 dB by an observer 10 km away. What is the average power generated by the horn
Determine a contract or coupon interest rate of a bond : A bond that has a 1000.00 par value and a contract or coupon interest rate of 11.5%. The bonds have a current market value of 1,124.00 and will mature in 10 years. The firm's marginal tax rate is 34%.
Define inside a bomb calorimeter with a total heat capacity : Inside a bomb calorimeter with a total heat capacity of 11.30 kJ/oC. 1.50 g sample of methane gas "CH4" was burned with excess oxygen. The temperature increased inside the calorimeter by 7.3oC.
Calculate the work done by the gravitational force : A 500kg helicopter ascends from the ground with an acceleration of 2.00m/s^2 over a 5.00second interval, what is the work done by the gravitational force
Calculate the specific cost of each source of financing : Calculate the specific cost of each source of financing. If earnings available to common shareholders are expected to be $7 million, what is the break point associated with the exhaustion of retained earnings
Calculate the average sound power incident on an eardrum : The area of a typical eardrum is about 5.00 10-5 m2. Calculate the average sound power incident on an eardrum at the threshold of pain
Find out the geometry or shape of a mgh2 molecule : Determine the geometry or shape of a MgH2 molecule. Check those statements which are correct. Help: VSEPR Choose at least one answer. a. There are 4 valence electrons. b. There are 8 valence electrons.

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the ph of a buffer solution made by mixing

Calculate the pH of a buffer solution made by mixing 49 ml of a 0.07 M ammonia solution with 52 ml of a 0.10 M ammonium nitrate solution. Give the pH to two decimal places.

  Determining osha permissible exposure limits

Suppose that the solvent ethanol could serve to replace the methanol in this process, but at the expense of double the concentrations of the solvent in the atmosphere.

  Compute the standard deviation

Calculate the Standard deviation and the relative standard deviation of these analyses. Calculate the 95% confidence limits for the mean of this data. show the calculation process

  Find the mass of the substance

Find the mass of the substance and the volume of a gas in a reaction - determine the mass of solid ammonium nitrate that must be used to obtain 0.145 L of dinitrogen oxide gas at STP.

  What are the concentrations of all three substances

Phosgene (COCl2) is a toxic substance that forms readily from carbon monoxide and chlorine at elevated temperatures: CO (g)+ Cl2 (g) ? COCl2 (g).

  Explain water in a coffee-cup calorimeter

When a 5.60 g sample of solid sodium hydroxide dissolves in 100.0 g of water in a coffee-cup calorimeter, the temperature rises from 22.3 degrees Celsius to 41.6 degrees Celcius.

  Explain some water was added to the initial reaction mixture

Some water was added to the initial reaction mixture in the procedure you performed. a. How might the yield of 1-bromobutane be affected if the water were not added, and what product(s) would be favored

  Calculate the partial pressure of each gas in the container

Three gases (8.00 g of methane, 18.0 g of ethane, and an unknown amount of propane were added to the same 10.0-L container. At 23.0 degrees C, the total pressure in the container is 4.50 atm. Calculate the partial pressure of each gas in the conta..

  State what is the original concentration of li in the serum

Then 1.00 mL of a 10.9 mM Lithium standard was added to 9.00 mL of serum, and this spiked serum gave an intensity reading of 721 units. What is the original concentration of Li in the serum?

  What is the concentration of hcn in the solution

calculate teh PH of 2.0m NaCN. what is the concentration of HCN in the solution?

  How to calculate the mass in grams of solids

Calculate the mass(in grams) of solids you must measure out to prepare 100 mL each of 0.025 M CuSO4, 0.025 M Ca(NO3)2, 0.025 M Al(NO3)3, and 0.025 M KCl.

  How to calculate the molar kinetic energy

Calculate the molar kinetic energy (in joules per mole) of a sample of Ne(g) at (a) 25.00 degree C and (b) 26.00 degree C

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