Calculate the enthalpy change for an isobraic change

Assignment Help Chemistry
Reference no: EM13144668

a) calculate the enthalpy change for an isobraic change of steam from 0.8 MPa and 250 C to saturated liquid. b) what is the volumme change when 2 kg of water at 6.8 MPa and 93 C expands to 1.6 bar and 250 C?

Reference no: EM13144668

Questions Cloud

How reasonable compensation issue applies to s-corporations : Briefly explain the double taxation problem and how paying large salaries to owners avoids it. Briefly discuss how the reasonable compensation issue applies to S-corporations.
Define what a sub-viral agent is : Define what a sub-viral agent is and discuss three of the sub-viral agents that need the cell or a so-called "Helper Virus" in order to replicate. (Note: Many times prions are listed as sub-viral agents, but do not use them as part of your definit..
Actual direct labor-hours : In a certain standard costing system the following results occurred last period: labor rate variance, $1,000 U; labor efficiency variance, $2,800 F; and the actual labor rate was $0.20 more per hour than the standard labor rate. The number of actu..
Select a second sampling technique for same hypothesis : Select a second sampling technique for the same hypothesis and give a second detailed design of how you would gather sampling data.
Calculate the enthalpy change for an isobraic change : calculate the enthalpy change for an isobraic change of steam from 0.8 MPa and 250 C to saturated liquid
Which of the following is not a function of membrane protein : Which of the following is not a function of membrane proteins?
How large a sample is necessary for confident of results : A recent poll of 700 people who work indoors found that 278 smoke. If the researchers want to be 98% confident of their results to within 3.5 percentage points, how large a sample is necessary?
Tests of transactions : As planning materiality is decreased, the auditor would most likely plan more tests of transactions to.
What will be the final temperature of the water : If 420 Joules are added to 20 grams of water to 30oC, what will be the final temperature of the water?

Reviews

Write a Review

Chemistry Questions & Answers

  How much energy would be required

How much energy would be required to melt 74 g of HCl at its melting point of -110.8 ? C? ?Hfus for HCl is 14.2 cal/g and ?Hvap for HCl is 98.7 cal/g. Answer in units of cal.

  What is the change in ph

What is the change in pH when 0.005 moles of HCl is added to 0.100 L of a buffer solution that is 0.100 M in CH3CO2H and 0.100 M NaCH3CO2? The Ka for acetic acid is 1.8 x 10-5.

  Calculate how much water reduce its moisture

A batch of 5 kg of food product has a moisture content of 150% dry basis. Calculate how much water must be removed from this product to reduce its moisture content to 20% wet basis

  Alcohols are less volatile than ethers of the same

Alcohols are less volatile than ethers of the same molecular weight, but the two classes of compounds have approximately the same solubility in water because:

  What is the partial pressure of gas c

A mixture of three gases, A, B, and C, is at a total pressure of 9.38 atm. The partial pressure of gas A is 1.88 atm and that of gas B is 2.32 atm. What is the partial pressure of gas C?

  What is the new pressure of the gas in pa

A 782 mL gas sample at STP is compressed to a volume of 131 mL, and the temperature is increased to 22?C. What is the new pressure of the gas in Pa?Answer in units of Pa.

  What is the final pressure of the gas

A sample of gas with an initial volume of 27.6L at a pressure of 735 mmHg and a temperature of 309 K is compressed to a volume of 15.8 L and warmed to a temperature of 374 K.

  Write a balanced equation for the reaction

Consider two solutions. One solution is 0.1115 M Ca(OH)(2). The other is 0.1050 M HClO(4). a) Write a balanced equation for the reaction between the two solutions.

  What is the temperature of the gas

A 25.0g sample of nitrogen (N2) has a volume of 50.0L and a pressure of 630.0 mmHg. What is the temperature of the gas.

  How much energy (heat) is released

How much energy (heat) is released when 1.9 moles of H2 reacts with 0.7 moles of Cl2 to create HCl(g) if the ΔHrxn = -184.6 kJ.

  Define catalytic hydrogenation

Compound A is optically active and has the molecular formula C5H10O. On catalytic hydrogenation (addition of hydrogen) of A, Compound B is obtained

  Discuss potentially hazardous features

Oleum or fuming sulfuric acid available commercially in concentrations ranging from 20 to 99.9% sulfur trioxide. Discuss at least three potentially hazardous features associated with concentrated sulfuric acid.

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