How to calculate the work of hydrogen gas

Assignment Help Chemistry
Reference no: EM13325777

Calculate the work (in kJ) when 2.60 moles of hydrogen gas are produced from the reaction of sodium in excess water at 298 K: 2Na(s) + 2H2O(l) ? 2NaOH(aq) + H2(g)

Reference no: EM13325777

Questions Cloud

Find the voltage drop through which the proton moves : A proton initially at rest is accelerated by a uniform electric field. The proton moves 6.48 cm in 1.20 10-6 s. Find the voltage drop through which the proton moves
Explain respective bins of lyman series : Sort the following transitions from an excited state to a ground state according to the series into which they fall. Drag the appropriate transitions to their respective bins of lyman series
What speed does it have : A 2.0kg wood block is launched up a wooden ramp that is inclined at a 27? angle. What speed does it have when it slides back down to its starting point
Data analysis and hypothesis testing : Data Analysis and Hypothesis Testing
How to calculate the work of hydrogen gas : Calculate the work (in kJ) when 2.60 moles of hydrogen gas are produced from the reaction of sodium in excess water at 298 K: 2Na(s) + 2H2O(l) ? 2NaOH(aq) + H2(g)
The demand for a product can change due to many factors : The demand for a product can change due to many factors. Distinguish between a chang in demand and change in quantity demand. What are the determiniants of demand? What are the determinants of suppy?
What is average variable cost : A profit-maximizing firm in a competitive market is currently producing 100 units of output. It has average revenue of $10, average total cost of $8, and fixed costs of $200.
What acceleration is produced : A crate with mass 34.5kg initially at rest on a warehouse floor is acted on by a net horizontal force of 138N. What acceleration is produced
Explain what is the volume in ml of 0.185 m hcl : What is the volume in mL of 0.185 M HCl(aq) needed to reach halfway to the equivalence (stoichiometric) point in the titration of 47.0 mL of 0.196 M N2H4(aq) (Kb = 1.7 x 10^-6).

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the first-order rate constant for the decomposition

The first-order rate constant for the decomposition of C2H5Cl, C2H5Cl(g) C2H4(g) + HCl(g) at 27 oC is k = 7.27e-30 s-1. Suppose we start with 0.0813 mol of C2H5Cl in a volume of 6.0 L. How many moles of C2H5Cl will remain after 2.20e+27 min

  Explain the anode and cathode half reactions

of an apparatus that could be used to electroplate a ton spoon with Ag. Label the anode and cathode, suggest an electrolyte, and write the anode and cathode half reactions. explain how the process takes place.

  Calculate the change in enthalpy and entropy

Calculate the change in enthalpy and entropy of 50 g of liquid water starting at 10 degrees Celsius and completely evaporating into H2O gas at 100 C.

  Explain what is the wavelength in meters of photons

What is the wavelength (in meters) of photons with the following energies? In what region of the electromagnetic spectrum does each appear? given 90.5KJ/mol

  What is the rate of formation of oxygen gas

Nitrogen dioxide decomposes at 6.50 x 10-3 M s-1 during the reaction: 2NO2(g) --> 2NO(g) + O2(g) Answer the following questions:

  Explain the empirical formula of a compound composed

What is the empirical formula of a compound composed of 3.25% hydrogen, 19.36% Carbon, and 77.93% oxygen by mass

  Explain what is the tire pressure in psi assuming

the temperature of the tire increases to 40.0 ?C). What is the tire pressure in psi assuming no change in volume for the tire? (1 atm = 14.70 psi).

  Determine the final concentration of solution

A 1.80 M solution of 56 ml is diluted to a volume of 218 milliliters a portion of that solution of 109 milliliters is diluted using 149 milliliters of H2O. determine  the final concentration of this solution

  State the sulfate and nitrate originated as acids

Assuming that all of the sulfate and nitrate originated as acids. calculate the expected pH of this rain water.

  Explain what is the purpose of washing your cyclohexene

What is the purpose of washing your cyclohexene with saturated sodium bicarbonate. Why do you think it is more practical to wash with a solution instead of adding solid sodium bicarbonate to your cyclohexene

  Engine''s dimensions based on its power

Determining a Four Stroke Engine's Dimensions Based on its Power, The engine produces indicated power of 35 HP. While it is running at 2500 RPM. Find the dimension of the engine.

  Explain what differences are noticed when a acid or base

What differences are noticed when a acid or base is added to distilled water as compared to the buffer solutions

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