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Methanol (CH3OH) is manufactured by the reaction of carbon monoxide with hydrogen in the presence of a ZnO/Cr2O3 catalystCO(g) + 2H (g)?> CH3OH(g) change in H_o = -91 kJ
Does the amount of methanol increase, decrease, or remain the same when an equilibrium mixture of reactants and products is subjected to the following changes?a) The temperature is decreasedb) The volume is increasedc) Helium is addedd) CO is addede) The catalyst is removed
f the water if brought to the vapour state at 204C and 710 KPa, where its enthalpy is 2649.4 KJ/Kg and its specific volume is 291.8 cm^3/g, what is the internal energy (U) at these conditions in KJ/Kg? c) Calculate the change in internal energy (d..
When separating a solid-solid mixture in lab, do the melting points of the two components have to be 30 degrees apart, like with boiling points, to be considered pure, or is it a different range?
List a possible set of four quantum numbers (n, \ell, m_{\ell}, m_s) in order, for the highest energy electron in gallium, \rm Ga. Refer to the periodic table as necessary.
a solution is prepared by dissolving 6.00g of unknown nonelectrolyte in enough water to make 1.00l of solution. the
Electrons are ejected from sodium metal by any light that has a wavelength shorter than 544 nm. What is the kinetic energy of an electron
using phosphoric acid what is the ph of the solution if u add 1.524g of phosphoric acid to enough water to make 100.0ml
calculate the SCF energies and the relative energies of the keto and enol tautomers of ethanal(acetaldehyde) in Kcal/mole
Pure oxygen gas can be prepared in the laboratory by the decomposition of solid potassium chlorate to form solid potassium chloride and oxygen gas. How much oxygen gas in grams can be prepared from 98.4 of potassium chlorate
How much energy is required to vaporize 48.7 g of dichloromethane (CH2Cl2) at its boiling point, if its ?Hvap is 31.6 kJ/mol?
Which statement(s) is(are) true about X which has a molecular ion peak in its mass spectrum at mass 164?
Order the following compounds according to their expected lattice energies- LiBr, CaO, MgBr2, AlBr3
we need to form a cyclohexanone with a methyl group at the 6 position and a 2,3-butanediol group (with both OH groups at the back (dashed lines)) at the 2 position. All carbons on the target need to come from the starting materials, but other than..
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