What is enthalpy for the reaction of o2 and h2

Assignment Help Chemistry
Reference no: EM13209584

a) what pressure of O2 in a 500ml container at 30C is necessary for a reaction with 1.00g of H2 to produce H2O?

b) if enthalpy of reaction of H2O is -285 kJ what is enthalpy for the reaction above?

Reference no: EM13209584

Questions Cloud

Explain a heat lamp produces of power at a wavelength : A heat lamp produces 20.0 watts of power at a wavelength of 5.7?m .How many photons are emitted per second?
Explain pancreatic lipases hydrolyze triacylglycerols : Pancreatic lipases hydrolyze triacylglycerols (triglycerides) that have been emulsified by bile. Modify the triacylglycerol below to show the products of its hydrolysis by pancreatic lipase and two water molecules.
What is the growth rate of economys real gdp : Suppose an economy's real GDP increased from $300 in 2009 to $400 in 2010. 1.What is the growth rate of its real GDP 2.If the growth rate of real GDP were to continue at the same rate you have calculated, how many years would it take for real GDP t..
Eakins image of 19th century surgery : Compare Eakins' image of 19th century surgery with a 21st century media image you have seen of a medical innovation. Explain what you believe is the purpose of these kinds of graphic depictions of medical procedures.
What is enthalpy for the reaction of o2 and h2 : what pressure of O2 in a 500ml container at 30C is necessary for a reaction with 1.00g of H2 to produce H2O?
Calculate the price index for two thousand : price information for a typical market basket of goods purchased by consumers and assume that 2000 is the base year:1.Calculate the price index for 2000. 2.Calculate the price index for 2001. 3.Calculate the price index for 2002. 4.Calculate the pric..
Why is it important for kids to be a challenged and fail : We live in a culture that gives kids praise for doing nothing. How is that detrimental to kids? Why is it important for kids to be a challenged and fail once in a while?
Explain what is the principal-agent problem : City of New York was building a new civic center and had a deadline to get a hugh event. They had a contractor doing the work with 60 days to finish. The city's police union was in negotiations with the city and the union wasn't happy with the pro..
Explain during the initial stages of method development : During the initial stages of method development, the researcher was unable to separate anthracene and naphthalene with baseline resolution. From the options below, select all possible modifications the researcher could make to improve the resoluti..

Reviews

Write a Review

Chemistry Questions & Answers

  Determine the percentage purity of nahco3

a sample of sodium hydrogencarbonate, NaHCO3 is contaminated with 5-10% NaCl. How should i carry out an experiment to determine the percentage purity of NaHCO3 ?

  What generalization can you make about the rotation

What generalization can you make about the rotation of a Fischer projection formula in the plane of the paper? Answer a. 90° rotation results in an enantiomer, 180° rotation results in the identical molecule.

  What is the number of moles of air

At 0.0oC, if the volume of air is 2.5 mL and the pressure of the atmosphere that day is 835 mmHg, what is the number of moles of air?

  What concentration of carbon dioxide can be dissolv in water

If the pressure of CO2 is 0.550 atm, what concentration of carbon dioxide can be dissolved in water at 0.00C.

  Calculate the solubility in m units of ammonia gas in water

Calculate the solubility (in M units) of ammonia gas in water at 298K and a partial pressure of 6.50bar . The Henry's law constant for ammonia gas at 298K is 58.0 M/atm

  What is the molarity of the iodine solution

A solution of I2 was standardized with ascorbic acid. Using a 0.1000-g sample of pure ascorbic acid, 23.52 mL of I2 were required to reach the starch end point.

  Explain number of chiral carbons as beta-d-glucose

Does beta-D-fructose in its cyclic form have the same number of chiral carbons as beta-D-glucose?

  What is the molecular weight of the unknown acid hz

A 0.456 gram sample of an unknown monoprotic acid (lets call it HZ) was dissolved in some water . Then the acidic solution was titrated to the equivalence point with 32.5 mL of 0.174 M KOH.

  Compute the the heat of solution of naoh

Calculate molarity?if one mole of sodium hydroxide was dissolved estimate the number of calories that would be produced. (ΔHsolnNaOH)

  State and draw the molecular orbitals for each geometry

Determine the point group of each of the three possible geometries of the hypothetical Be3+ on, ten draw the molecular orbitals for each geometry,

  Explain what is the minimum value of the change in entropy

If the enthalpy change for the reaction is 21 kJ/mol, what is the minimum value of the change in entropy for the reaction. Please answer in J/K* mol

  Molarity is only one of many ways to express concentration

Molarity is only one of many ways to express concentration. Another is percent mass per volume or %(m/v). For example, vinegar usually contains about 5 %(m/v) acetic acid(5g acetic acid/100 mL vinegar)

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