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Suppose that 0.570 mol of methane is reacted with 0.720 mol of fluorine forming CF4(g) and HF(g) as sole products. Assuming that the reaction occurs at constant pressure, how much heat is released?
at 800 ordmc keq 0.0100 for the following reaction2so2g o2g 2so3gwhat is the numerical value for the equilibrium
Strike anywhere matches cantian the compound tetraphosphorus trisulfide, which burns to form tetraphosphorus decaoxide and sulfur dioxide gas
A peat soil was found to have the following Langmuir constants for the adsorption of heavy metals. Using the nonlinear Langmuir equation above, show the equations and plot the nonlinear adsorption isotherms for the three metals
Substance A has a greater molar mass then substance B. Both are nonelectrolytes. If 50 g of substance A are dissolved in 250 g of water in one beaker
From the following interactions select the lowest and highest energy interactions. A) a +3 and a +1 charge separated by 3 m B) a -1 and a -2 charge separated by 4 m C) a -1 and a +3 charge separated by 2 m
Calculate what the limiting reactant is in the reaction between copper (II) oxide and hydrochloric acid
The elemental mass percent composition of ascorbic acid (vitamin C) is 40.92% C, 4.58% H, and 15.51% O. Determine the empirical formula of ascorbic acid.
What effect did the addition of acetanilide have on the melting point of the unknown component. What about the addition of phenacetin
In which case is a process spontaneous at any temperature? delta H : Negative delta s : Positive 6. For the reaction: C3H8(g) + 5O2(g) ->3CO2(g) +4H2O(l) Calculate the delta G at 298K given the delta G, KJ/mol of C3H8(g)=-23.47; O2=0; CO2=-394.4; ..
How many millilitres of 0.200 M HCl must be added to 50.0 mL of a 0.200 M solution of NH3 in order to prepare a buffer that has a pH of 8.60? Kb of NH3 = 1.8 x 10-5.
The sulphate ionis trapped as water-insoluble BaSO4. The quantity ofBaSO4 obtained is 0.2070g. What is the mass percent ofsaccharin in the sample of sweetener
Calculate the equilibrium constant for the reaction
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