How much energy heat is released when 09 moles of h2 reacts

Assignment Help Chemistry
Reference no: EM13386591

How much energy (heat) is released when 0.9 moles of H2 reacts with 0.5 moles of Cl2 to create HCl(g) if the ΔHrxn = -184.6 kJ? 

Reference no: EM13386591

Questions Cloud

In an ethanol-chloroform solution in which the mole : the vapor pressure of pure ethanol at 35c is 102.8 torr and that of pure chloroform is 295.1 torr. in an
Earlier alex says somewhere in the scientific method lies : earlier alex says somewhere in the scientific method lies the answer for the needed management techniques. here alex
What is the final temperature of the solution in assume : the dissolution of in water is endothermic with 33.5. if you prepare a 1.00 solution of beginning with water at 22.5
An inflated balloon has a volume of 055 l at sea level 1 : an inflated balloon has a volume of 0.55 l at sea level 1 atm and is allowed to rise to a height of 6.6 km where the
How much energy heat is released when 09 moles of h2 reacts : how much energy heat is released when 0.9 moles of h2 reacts with 0.5 moles of cl2 to create hclg if the deltahrxn
Where the temperature and pressure are -23 celsius and 300 : a gas-filled balloon having a volume of 2.50l and 1.2 atm and 25 celsius is allowed to rise to the stratosphere about
A call premium of 10 percent would be required to retire : schumann shoe manufacturer is considering whether or not to refund a 70 million 10 coupon 30-year bond issue that was
The pollutant has a reaction rate coefficient k of 025day : a lake with constant volume 10 x 106 m3 is fed by a pollution-free stream with flow rate 50 m3s. a factory dumps 5 m3s
Write the net ionic equations for the precipitation : three solutions are mixed together to form a single solution. one contains 0.2 rm mol rm pbch3coo2 the second contains

Reviews

Write a Review

Chemistry Questions & Answers

  Find the hybridization of xenon in lewis resonance structure

Given the following data table of average bond enthalpies, estimate the ΔH^rxn for the reactions 2H2+O2-- 2H2O. What is the hybridization of xenon in each of your Lewis resonance structures?

  What is the number of moles of air

At 0.0oC, if the volume of air is 2.6 mL and the pressure of the atmosphere that day is 815 mmHg, what is the number of moles of air?

  How to calculate the change internal energy

Calculate the change internal energy for a system that is giving off 45.0 kJ of heat and is performing 855 J of work on the surroundings.

  Compute the amount of the excess reagent

For the given reaction, 2 HCl (aq) + Ba(OH)2 (aq) BaCl2 (aq) + 2 H2O (l) 73.0 grams of HCl are allowed to react with 342 grams of BaCl2.

  Describe the nature and characteristics of pcbs why are

describe the nature and characteristics of pcbs. why are they of importance to an ehamps or fs professional who

  What is the chemical formula of the salt produced

What is the chemical formula of the salt produced by the neutralization of nitric acid with calcium hydroxide?

  Explain the equilibrium partial pressures of no, n2 and o2

At 5096 oC the equilibrium constant for the reaction: 2 NO(g) N2(g) + O2(g) is KP = 2.93. If the initial pressure of NO is 0.00735 atm, what are the equilibrium partial pressures of NO, N2, and O2

  How many grams of methane [ch4(g)] must be combusted

How many grams of methane [CH4(g)] must be combusted to heat 1.00 kg of water from 25.0°C to 90.0°C, assuming H2O(l) as a product and 100% efficiency in heat transfer?

  How many gold atoms would have to be laid

The radius of a gold atom is 144 pm. How many gold atoms would have to be laid side by side to span a distance of 2.63 mm?

  Explain the equilibrium cannot be established

Consider the following equilibrium 2SO2 + O2 yields 2SO3 The equilibrium cannot be established when is/are placed in a 1.0L container

  Compute the concentrations of nitrogen

Use the ideal gas law to calculate the concentrations of nitrogen and oxygen present in air at a pressure of 1.0 and a temperature of 298 .

  State electrophilic aromatic substitution reactions

Substituents on an aromatic ring can have several effects on electrophilic aromatic substitution reactions. Substituents can activate or deactivate the ring to substitution,

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