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Methanol undergoes combustion in oxygen to make Carbon Dioxide Gas & Liquid Water.Find Standard Enthalpy of Reaction?
2CH3OH (l) + 3O2 (g) --> 2CO2 (g) + 4H2O (l)
Given Data: CH3OH(l) = -602.1 kJ/MolCO2 (g) = -393.5 kJ/Mol(H2O) (l) = -285.8 kJ/Mol
The white precipitate obtained when cold HCl was added to an unknown solution was completely insoluble in both hot water and NH4OH
When sodium carbonate reacts with hydrochloric acid, the carbonic acid that is formed immediately breaks down into carbon dioxide and water. What weight of sodium carbonate would have been present originally
A flask contains 0.110 mol of liquid bromine, Br2. Determine the number of bromine molecules present in the flask.
What is the isentropic work required for the ideal gas case? C) If the comppressor has an efficiency of 0.78 and is NON-ideal, what is the final temp and required work?
When 4 g sample of NH4NO3(s) was dissolved in 60 g of water in a coffee-cup calorimeter, the temperature drops from 296 to 291 K.
Predict the following Bronsted acid-base reaction at 25 C: HF+CL- -> HCL + F- (a)Predict whether K will be greater or smaller than one? (b)Does delta S prime and delta H prime make a greater contribution to delta G prime?
825grams of NO are produced from the reaction of 500grams of NH3 with excess oxygen, what is the percent yield?
a toxicologist studying mustard gas, S(CH2CH2Cl)2, prepares a mixture of 0.675 M SCl2 and 0.973 M C2H4 and allows it to react at room temperature (20.0 c) at equilibrium S(CH2CH2Cl)2 = .350 M. calculate Kp
Methylated lidocaine, Lidocaine is thought to bind to receptors in its methylated form. Identify in writting the atoms or groups in the compound that could be involved in its binding to a receptor via- hydrogen bonding an ionic interaction
Two charged dust particles exert a force of 4.7 10-2 N on each other. What will be the force if they are moved so they are only one fifth as far apart?
Enantiomers and Order of Elution, The enantiomers (R and S forms) of the following chiral alcohols need to be separated by a suitable CHIRAL SEPARATION method.
Concetrated acedic acid is a Class II combustible liquid. What is the molecular weight of acetic acid that will form 2 moles of CO2 assuming complete combustion.
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