Explain what is the entropy of h2

Assignment Help Chemistry
Reference no: EM13342571

Consider the following table of thermodynamic data. All values are tabulated at 250C. Substance deltaGf0 (kJ/mol) deltaS0 (J/mol.K) C2H2 (g) 209 201 C2H4 (g) 68 219 C2H6 (g) - 33 230 H2O (g) - 229 189 C2H5OH (l) - 175 161 The value of deltaS0 for the following reaction is - 233J/K at 250C. What is the entropy of H2 (g) at 250C? C2H2 (g) + 2H2 (g) ----> C2H6 (g) a.131 b.204 c.102 d. 262

Reference no: EM13342571

Questions Cloud

Find the volume of the bottle : A sealed bottle at 1 atm of pressure holds 1 mole of neon and 1 mole of argon gas at a temperature of 295 K. Find the volume of the bottle
What is the actual rate of return : You buy an 8% annual coupon bond from CARRIS Inc. that has a 25 year maturity and a required return of 12%. The par value is $1,000. You sell the bond five years later when the required return is 10%. What is the actual rate of return (or hold..
Explain hydrogen has a henerys law constant : hydrogen has a henerys law constant of 1.07x10^-6 M/mmHg at 25 degrees celsius when dissolving in water. if total pressu of gas (H2 plus water vapor) over water is 1 atm. what is the concentration of gas phase hydrogen
Buy the premium mustang convertible : 1. If Suzie chooses 3.1 percent APR financing for 48 months to buy the premium Mustang convertible, which costs $22,000 = PMT (45.088608) what will be her monthly payment?
Explain what is the entropy of h2 : The value of deltaS0 for the following reaction is - 233J/K at 250C. What is the entropy of H2 (g) at 250C? C2H2 (g) + 2H2 (g) ----> C2H6 (g) a.131 b.204 c.102 d. 262
Summary of significant accounting policies : On 14 July 2016, a rights issue of 1,280,000 ordinary shares were madeat $1.25 each. The underwriting commission and other shares issue costs forthe issue amounted to $15,000. The shares issued ranked equally with existing shares for dividend.
What is the present value of a lottery paid : How many years will your annuity last and what is the present value of a lottery paid as an annuity due for twenty years if the cash flows are $250,000 per year and the appropriate discount rate is 7.50%?
Explain enzyme that allows fireflies to illuminate abdomens : Firefly luciferase is the enzyme that allows fireflies to illuminate their abdomens. Because this light generation is an ATP-requiring reaction, firefly luciferase can be used to test for the presence of ATP.
A cinnamic acid with sodium bicarbonate and sodium hydroxide : Write the reactions of cinnamic acid with sodium bicarbonate and sodium hydroxide. What is the gas that is evolved when cinnamic acid reacts with sodium bicarbonate

Reviews

Write a Review

Chemistry Questions & Answers

  Explain an unknown compound contains only oxygen

An unknown compound contains only carbon, hydrogen, and oxygen (C x H y O z). Combustion of 5.50g of this compound produced 8.07g of carbon dioxide and 3.30g of water.

  Indicate the concentration of each ion present

44.0 mL of 0.140 M and Na2SO4 and 25.0 mL of 0.160 M KCl Indicate the concentration of each ion present ?

  What mass of iron is needed to supply the energy

What mass of iron is needed to supply the energy required to warm 15ml of water from 23 C to 37 C.

  How many reactions and antibiotic screenings required

Four aldehydes and four hydrazines were used to explore hydrazone antibacterial activity in a combinatorial technique. How many reactions and antibiotic screenings would have been required to carry out this analysis in a non-combinatorial fashion?

  Explain what is the maximum amount in kg of ethanol

What is the maximum amount, in kg, of ethanol that can be produced when 2.62 kg of ethylene (C2H4) and 0.0684 kg of steam are placed into the reaction vessel

  Calculate the mass of propylene glycol required

To obtain the same antifreeze protection requires 76 of propylene glycol to replace each 62 of ethylene glycol. Calculate the mass of propylene glycol required to replace 7.00 of ethylene glycol.

  What is the percent by mass of carbon in the compound

A 53.6 gram sample of an unknown substance contains 11.5 grams of carbon. What is the percent by mass of carbon in the compound?

  Explain designing a chlorine contact chamber to disinfect

An engineer is designing a chlorine contact chamber to disinfect poultry-processing wastes. (Note these wastes are often contaminated with the pathogenic bacteria Salmonella). She can design the system to use chlorine gas (equivalent to using HOCl..

  Forecasting order for increasing binding energies

Predict the order for increasing binding energies of the C(1s) electron for the following compounds giving your reasoning.

  Explain what is deltah for the reaction

When 34.1 g of lead reacts with 6.81 L of oxygen gas, measured at 1 atm and 25.0 degree C, 36.1 kJ of heat is released at consstant pressure. What is DeltaH for this reaction

  What mass of ice at 0 c must be added to 45g of water

What mass of ice at 0C must be added to 45g of water at 20C to cool it to the final temperature of 10C?

  State the possible number of electrons on particular orbital

What does the angular momentum quantum number determine? Check all that apply. A.) the overall size of an orbital B.) the energy of the electron on the outer shell C.) the possible number of electrons on particular orbital D.) the energy of an orb..

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