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Why do you have to calculate a mole fraction for the vapour? (whycan't you simply just say Pvapour=52+112....from thecalculations (.365/.95)134 + (.585/.95)(182)=P
If 18.2 mL of 0.800 M HCl solution are needed to neutralize 5.00 mL of a household ammonia solution, what is the molar concentration of the ammonia.
Which of the following species will always be a spectator ion in a precipitation reaction. Cl-, NO3-, Br-, NH4+, S2-, SO42-, K+ Is it K+ and NH4+, because they alkali metals and the ammonium ion are soluble in water
Imagine two solutions with the same concentration and the same boiling point, but one has benzene as the solvent and the other has carbon tetrachloride as the solvent. Determine that concentration and boiling point.
Complete combustion of 3.90 g of a hydrocarbon produced 12.0 g of CO2 and 5.54 g of H2O. What is the empirical formula for the hydrocarbon?
what is the rate law? b) calculate the value of the rate constant c)calculate the initial rate for an experiment when both I- and OCl- are initially present at 0.15 mol/L
a tank with a volume of 1.00M3 is filled with air at 0 degrees to 20 times its atmospheric pressure. How much volume will occupy at 1 atom and room temp?
Predict the balanced chemical equation, including the correct state of matter (gas, liquid, aqueous, solid), for the reaction of iron nitrate with potassium oxalate.
a the following surface tension were measured for aqueous solutions of the nonionic surfactantch3ch29och2ch25oh at
what would be two examples of reductive alkylation of N-methylbenzylamine and formaldehyde
what is the minimum area in square meters of the top surface an ice slab 0.251 m thick floating on fresh water that
Determine Ecell (in V) for a cell composed of a In electrode in a solution of In3+ coupled to a standard hydrogen electrode (SHE) under standard conditions.
A student heated a 4.901 g sample of hydrated iron chloride. After heating, the anhydrous iron chloride has a mass of 3.010 g. Calculate the percentage by mass of water in the hydrated compound.
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