How much heat is liberated at constant pressure

Assignment Help Chemistry
Reference no: EM13161962

One reaction of iron with hydrochloric acid is represented by the following thermochemical equation.

Fe(s) + 2HCL(aq)goes to FeCl2(aq) + H2(g) Change in enthalpy is -87.9kJ. How much heat is liberated at constant pressure if .368 g of iron reacts with 18.8mL of 0.568 M HCl?

Reference no: EM13161962

Questions Cloud

Calculate the specific heat of ammonia : You need 70.2J to raise the temperature of 34.0 g of ammonia, NH3 (g), from 23.0C to 24.0C. Calculate the specific heat of ammonia.
What is the marginal cost of producing the second car : How does a decrease in demand for movie tickets affect equilibrium in the market for movie tickets and what is the marginal cost of producing the second car?
How many grams of i2 could be produced : 80.0 grams of diiodine pentoxide reacts with 28.0 grams of carbon monoxide. How many grams of I2 could be produced?
What concentration of aqueous cacl2 solution freezes : What concentration of aqueous CaCl2 solution freezes at -10.2ºC? The freezing point of pure water is 0.0ºC and Kf of pure water is -1.86ºC/m.
How much heat is liberated at constant pressure : Fe(s) + 2HCL(aq)goes to FeCl2(aq) + H2(g) Change in enthalpy is -87.9kJ. How much heat is liberated at constant pressure if .368 g of iron reacts with 18.8mL of 0.568 M HCl?
Calculate the energy required to achieve the transition : Calculate the energy (joules) required to achieve the transition from the ground state to the first excited state for this system.
Which molecule has the largest mass : Which molecule has the largest mass?A sample of carbon consists of the isotopes carbon-12 and carbon-13.A sample of oxygen consists of the isotopes oxygen-16 and oxygen-17.Write the formula of all the different carbon dioxide molecules that can be..
Which of following is not true regarding social development : Which of the following is not true regarding social development?
Calculate the moles of ar present : A 343 mL container holds 0.146 g of Ne and an unknown amount of Ar at 35°C and a total pressure of 625 mmHg. Calculate the moles of Ar present.

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the quantity of heat that is absorbed/released

The heat of vaporization of water at 100°C is 40.66 kJ/mol. Calculate the quantity of heat that is absorbed/released when 9.00 g of steam condenses to liquid water at 100°C.

  What concentrations are needed

Using phosphoric acid, what concentrations are needed to give a pH 8.10 solution with an ionic strength of 0.100 M?

  Explain the moles of salicylic acid

The moles of salicylic acid is 0.00724mol. The molar mass is 138.12 salicylic acid . Given 1.00 g of salicylic acid . Please show work? m=mol of solute X particles per formation/ mass of solvent, kg

  Classify the substances according to the strongest solute

Classify the substances according to the strongest solute-solvent interaction that will occur between the given substances and water during dissolution

  What are biodegradable polymers

How you will protect an underground pipe line from corrosion and what are biodegradable polymers or what are conducting polymers

  Calculate the solubility product of this salt

The solubility of silver sulfate in water is 0.223% (w/v) at 35°C. Calculate the solubility product of this salt at this temperature

  When there are branches in either the acid or the alcohol

When there are branches in either the acid or the alcohol, how do you name the ester formed from the reaction of these two? For example,

  How much zinc is needed to react with the gold

If a 1000 kilogram sample of rock is 0.021% gold by mass. How much zinc is needed to react with the gold extracted from the rock?

  Depict line structures of each compound

Draw Line structures of each compound a.Benzyl alcohol, benzaldehyde, benzyl acetate b.Aniline,N,N-dimethylaniline, naphthalene c.Benzophenone, Biphenyl, Benzoic acid.

  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

  Calculate the molar enthapy of vaporization of a substance

The molar enthapy of fusion for water is 6.008 kJ/mol. calculate the molar enthapy of vaporization of a substance if 0.652 mol of the substance absorbes 6.411 kJ when it melts.

  How much heat (in ) is required

How much heat (in ) is required to warm 12.0 g of ice, initially at -11.0 degrees C, to steam at 111.0 degrees C? The heat capacity of ice is 2.09 and that of steam is 2.01 J/gC.

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