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If the equilibrium constant for the reaction H2O + CO = CO2 + H2 is 2.5, the equilibrium conversion of CO is lower than 65%?
3.45 g of an unknown gas at 41 °C and 1.00 atm is stored in a 1.25-L flask. What is the density of the gas. What is the molar mass of the gas.
Calculate the standard enthalpy of formation of carbon disulfide (CS2) from its elements, given the following data.
if potassium bromide of 25.5 grams is dissolved in enough H 2 O to make 1750 mL of solution, determine the molarity of the solution?
suppose 321 grams of methylamine (CH3NH2) and 332L of oxygen gas are mixed together in the reaction below at STP. how many grams of water should be prouduced?
The dipole moment (u) of HBr (a polar covalent molecule) is 0.82 D (debye), and its percent ionic character is 12.1% Estimate the bond length of the HBr bond in picometers.
explain why one would be higher than the other? I'm confused as to the theory of this lab and need to know exactly why...Thanks! I have this lab next week and can't unnderstand what the concept is.
A gas expands in volume from 34.9mL to 74.1mL at constant temperature. Calculate the work done (in joules) if the gas expands against a constant pressure of 2.1atm. Enter your answer in scientific notation.
What is the pH of a solution made by titrating 30.0 mL of 0.10M acetic acid with 30.0 mL of 0.10 M KOH? Assume that the volumes of the solutions are additive.
The Winkler titration for the determination of dissolved oxygen involves the treatment of the sample with iodide ion (I-) in the presence of manganese ion catalyst (Mn2+) as follows.
why is preferable to use tflon or ungreased stopcock rather than greased stopcock in column chromatography experiment?
what is the molarity of phosphoric acid in a solution that is 84% by mass phosphoric acid and has a density of 1.87 g/ml?
The amount of nitrogen in an organic substance can be determined by an analytical method, called the Kjeldahl method, in which all the nitrogen in the organic substance is converted to ammoinia.
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