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Explain why compunds can have same electron cloud geometry but different molecular geometries.
The standard free energy of activation of a reaction X is 89.4 kJ mol-1 at 298 K. Reaction Y is one million times faster than reaction X at the same temperature.
Prepare the molecular formula for given compounds and determine the amount of molecules present and write the molecular formula and determine how many grams of each you have
The stopcock between a 3.00 L bulb containing oxygen at 295 torr and 1.00 L bulb containing nitrogen at 530 torr is opened. What is the total pressure of the mixture.
An experiment shows that a 115 mL gas sample has a mass of 0.170 g at a pressure of 711 mm Hg and a temperature of 33 Celcius. What is the molar mass?
what concentration of nitrogen oxide is the rate 2.0x10^-6 mol/L-min and the bromine concentration one fourth of the nitrogen oxide concentration?
What is the pH of a solution that is formed at 25C by combining 300 mL of 0.040 M NaOH with 400 mL
A circular storage tank in the san Ardo california oil field water treatment facility is 50 yards in diameter. Estimate how many barrels of fluid this tank could hold
Calculate the number of moles of Ascobic acid in the 50.00 ml Sample. Titration Volumes of KIO3 Initial Buret reading/ml trial 1=12.54 trial 2=8.78 Final buret reading/ trial 1=38.74 trial 2=34.93 Volume of KIO used/ml trial 1=? trial 2=?
The ion is stabilized due to the delocalization of the positive charge to the aromatic ring. Draw resonance structures that indicate the stability of this ion.
A 643 mL gas sample at STP is compressed to a volume of 187 mL, and the temperature is increased to 33?C. What is the new pressure of the gas in Pa? Answer in units of Pa.
A .483 mol sample of graphite was heated with 2.14 mol oxygen gas to form carbon dioxide. Graphite is the limiting reagent in this reaction. Calculate the total moles of gas present after the reaction?
Calculate the pH for a mixture of .050 M formic acid (HCO2) and .050 M hypochlorous acid (HClO)
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