Compute delta hf for cac2

Assignment Help Chemistry
Reference no: EM13112561

Compute delta Hf for CaC2 : CaC2 + 2H2O-->Ca(OH)2 +C2H2 From the given enthalpy of reaction data as water(H2O) =(2*-285.83),calcium hydroxide Ca(OH)2=(-986.2) , AcetyleneC2H2 =(226.77)?

Reference no: EM13112561

Questions Cloud

Would they be more or less likely to come forward : Would they be more or less likely to come forward? Explain how might their claims be evaluated? Illustrate what should industries and the government do to prevent frivolous lawsuits?
Determine the concentration of salt : What is the concentration of g salt per 100 g water of a saturated solution in which 3.82 g of salt are dissolved in 9.54 g of water?
What is the importance of membrane lipids being amphipathic : What might be the importance of the vinyl either linkage at C-1 of glycerol in ethanolamine plasmalogen.
Discuss the advantages and disadvantages : discuss the advantages and disadvantages that an international restaurant industry, specifically Burger King, would have in comparison with a local industry in that market?
Compute delta hf for cac2 : Compute delta Hf for CaC2 : CaC2 + 2H2O-->Ca(OH)2 +C2H2 From the given enthalpy of reaction data as water(H2O) =(2*-285.83),calcium hydroxide Ca(OH)2=(-986.2) , AcetyleneC2H2 =(226.77)?
Hypothesis testing-hotel room service : The Palace Hotel believes it's customers may be waiting too long for room service. The hotel operations manager knows that the time for room service orders is normally distributed and he sampled 10 room service orders during a 3-day period
How are leukocytes recruited to inflammation sites : White blood cells, leukocytes normally reside in the blood. However, they end up in tissues and organs when there's infection or damage to fight foreign bodies-antigens. At times they're activated from a false trigger.
Multiple choice questions based on general chemistry : The valence shell of the element X contains 2 electrons in a 5s subshell. Below that shell, element X has a partially filled 4d subshell. What type of element is X?
What drug are likely to contribute to such a toxicity : Of the fat soluble vitamins, vitamin A is the most likely to produce toxicity symptoms. What drug(s) are likely to contribute to such a toxicity?

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the changes in the degree of polymerisation

Compute the changes in  the degree of polymerisation and the rate of the polymerisation caused by raising the temperature of polymerisation of styrene in C6H6, initiated by azobisisobutyronitrile from 60 0C to 70 0C.

  Compute the molarity of the hydroxide ions

Compute the molarity of the hydroxide ions (OH- )in a solution that has been made by adding 70.3 grams of barium hydroxide (Ba(OH)2) in H2O(water) and diluting the solution to a final volume of four litres.

  Determine the mass of baf2

A chemist wishes to prepare 200mL of a saturated solution of BaF2, the concentration of which is 6.3 x 10-3 mol/L. Determine the mass of BaF2 that will be needed to make up the 200mL of the solution.

  Find out the formula of the gas produced

Find out the formula of the gas produced if Na 3 P(s) sodium phosphide, is reacted with H 2 O

  What volumes of the stock solution will you have to pipet

What volumes of the stock solution will you have to pipet into the flasks to prepare standards and What mass of gas does the container contains If the volume of a container

  Determine the molecular formula of the compound

Determine the molecular formula of the compound at  the temperature of 120 degrees celsius and Pressure 750 mm hg,  if 1 l of the gaseous compound weighs 2.3 grams? '

  Compute the volume of gas at stp

what is the correct expression for computing the volume of gas at STP and determine What is the mass percent yield from 1.79 g of Sb in excess S, is obtained if 1.14 g of Sb 2 S 3 ?

  Calculate the number of grams of hydrogen

Calculate the number of grams of H2 formed If the wet Hydrogen gas formed occupies a volume of 9.67 Litres

  Determine what volume of nitrogen is released

Determine what volume of N 2 is released at 0.915atm of pressure and at the temperature of 25 degree celcius from a tank full of liquid N 2 ? (d=0.808g/mL)

  Creating standard reference solution for hplc

How can I make up 100ml of a solution containing Compound A (solid, purity of 83.7%) at 90 ug/ml and compound B (liquid, density 1.12 and purity of 90.5) at 30 ug/mL for HPLC reference standard.

  Computing the vapor pressure

A 2.30 L sample of O2(g) was collected over a liquid at a total pressure of 785 torr and 25°C. When the O2(g) was dried (vapor of that liquid removed), the gas had a volume of 1.86 L at 25°C and 785 torr.

  Determine the energy difference between the orbitals

Sodium atoms(Na) emit light with a wavelength(λ) of 330 nano meters when an electron moves from a state of 4 p orbital to a state of 3 s orbital now you just need to determine the energy difference between the orbitals.

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