Calculate the amount of heat liberated

Assignment Help Chemistry
Reference no: EM13176642

The combustion of natural gas, methane (CH4), is an exothermic reaction.

Change of H = -890 kJ

Calculate the amount of heat liberated when 4.80 g CH4 reacts with an excess of oxygen.

Reference no: EM13176642

Questions Cloud

Is sustainable long-run equilibrium always reached : If the equilibrium real wage remains constant, what happens to the nominal wage when the actual inflation rate exceeds the expected inflation rate?"In the steady state, the government benefits from inflation."
Which is a correct numerical setup for calculating student : A student measured the wavelength of hydrogen's visible red spectral line to be 647 nanometers. Which is a correct numerical setup for calculating the student's percent error.
What is the final temperature of the system : 535 g piece of copper tubing is heated to 91.5°C and placed in an insulated vessel containing 58.5 g of water at 29.5°C. Assuming no loss of water and heat capacity for the vessel of 10.0 J/K, what is the final temperature of the system (c of copp..
Write an equation for the formation of an aqueous solution : Write an equation for the formation of an aqueous solution
Calculate the amount of heat liberated : Calculate the amount of heat liberated when 4.80 g CH4 reacts with an excess of oxygen.
Which one of the following does not react with aqueous : Which one of the following does not react with aqueous sodium hydroxide?
Why is the supply curve positively sloped : Distinguish between a change in Supply and a change in the quantity supplied. Refer to both increases and decreases for each. Distinguish between a change in Demand and a change in the quantity demanded. Refer to both increases and decreases for.
How much oxygen can be made : In the reaction where the potassium chlorate is decomposed into potassium chloride and oxygen. How much oxygen can be made from 45.8g of the potassium chlorate?
How many grams of co2 were produced : when a .28 gram sample of limestone was decomposed by heating 75 millileters of CO2 at 750 mm Hg and 20 degrees celcius were evolved. How many grams of CO2 were produced?

Reviews

Write a Review

Chemistry Questions & Answers

  How much work did the system do

for a certain change, the value of change in U is -2.37kJ. during the change the system absorbs 650 joules. how much work did the system do?

  Discuss the behavior of tungsten trioxide

Discuss the behavior of tungsten trioxide (or molybdenum trioxide) and product(s)

  Calculate the theoretical yield and the percent yield

a student prepared aspirin in a laboratory experiment using the reaction. the student reacted 1.50g salicylic acid with 2.00g acetic anhydride. the yield was 1.50g aspirin. calculate the theoretical yield and the percent yield for this experiment.

  Calculate the molecular weight of h2a

25.00 ml aliquots of thiis solution was titrated with monoprotic strong base NaOH (0.0800 M). The titre volume of NaOH was 40.00ml. Calculate the molecular weight of H2A.

  What is its pressure in atmospheres

A sample of 6.022 g of CH4 is enclosed in a 12 L container at 402 K. What is its pressure in atmospheres

  Calculate the final temperature

Calculate the final temperature when a 24.7 gram sample of ice at 0oC is placed into a styrofoam cup containing 126 grams of water at 78.0 oC. Assume that there is no loss or gain of heat from the surroundings.

  Compute the feed rate of humid air

Calculate the feed rate of humid air in SCMH?Vapor pressures of water at 32 °C and 4 °C are 35.7 mm Hg and 6.1 mm Hg respectively.

  What is the concentration of the solution

A 15.0 gram sample of chromic acid is dissolved in enough water to produce 275 mL of solution. The concentration of the solution is ?

  How many moles of h2o will be formed

Suppose that an excess of propane, C3H8 burns in 320 g of O2. How many moles of H2O will be formed? C3H8 + 5 O2 → 3 CO2 + 4 H2O

  State graphite is a semi-metal composed of sheets

Graphite is a semi-metal composed of sheets of fused benzene rings. There are no bonds between sheets, only van der Waals interactions

  Adipic acid and citric acid have very similar melting points

Adipic acid and citric acid have very similar melting points. Given two unkown samples, one being citric and the other adipic acid

  Compute the basic buffer capacity

Calculate the basic buffer capacity of a solution of 50.00 mL of 0.334 M HC2H3O2 to which is added 50.00 mL of 0.154

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