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Two gases, oxygen (28.8 grams) and carbon monoxide (19.0 grams), are confined in a container at a pressure of 640.0 torr. Calculate the partial pressure of carbon monoxide in torr.
If you add a solvent called "dioxane" to water, a homogenous mixture forms. Dioxane and water have the same boiling point (100oC). How do you explain that the mixture of the two compounds shows a boiling point that is lower than the one found for ..
What is the molar solubility of lead(II) chloride in a solution that also contains 0.15 M Cl- ions at 25 °C? The Ksp of PbCl2 is 1.6 × 10-5.
Calculate the molar solubility of barium sulfate a) in water, and b), in a solution containing 0.60 M of sodium sulfate.
In a Titration 33.21 mL 0.3020M rubidium hydroxide solution is required to exactly neutralize 20.00mL hydrofluoric acid solution. What is the molarity of the hydrofluoric acid solution?
To calculate the concentration of protein is it 10/990 or 10/1000? And does the original concentration of solution even matter when calculating the solution concentration?
Electrolysis of molten MgCl2 is the final production step in the isolation of magnesium from seawater by the Dow process.
ow many grams and how many moles of octane must be burned to release 450 kcal?
Draw the Lewis Structure, and then specify the electron paor geometries for each of the following molecules or ions. Identify the hybridization of the central atom.
a monoprotic acid with a solution of sodium hydroxide of known concentration, what quantities are equal at the equivalence point
which of the following is NOT a vitamin that is used by cells to produce a cofactor requires by alpa-ketogluterate dehydrogenase
Calculate the de Broglie wavelength of an neutron moving at 1% the speed of light. Calculate the velocity of a neutron with a wavelength of 75pm.
Acetylene (C2H2) can be produced from the reaction of calcium carbide (CaC2) with water. Draw the localized electron orbital model (hybridized orbital model) for the acetylide anion (C22-), showing ?, ?, and lone pair electron orbital.
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