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A bicycle tire is filled with air to a pressure of 610kPa, at a temperature of 60.5oF. Riding on asphalt on a hot day increases the temperature of the tire to 58.0oC. The volume of the tire increases by 4.0%. What is the new pressure in the tire?
A solution of ethanol (C2H5OH) in water is prepared by dissolving 73.2 mL of ethanol (density = 0.79 g/cm3) in enough water to make 250.0 mL of solution.
Calculate the pH of a buffer made by mixing 50.0mL of 0.10M acetic acid (HC2H3O2) with 50.0mL of 0.10M sodium acetate (NaC2H3O2)
The proper concentration for an intravenous NaCl solution is 0.90 g NaCl per 100 mL of water (sometimes refered to as 0.90% m/v).
The heat evolved when a mole of octane undergoes complete combustion is 1303 kcal. This is called the heat of combustion. How many kcal of heat wil be generated when 148 grams of octane react with 952 grams of oxygen? Show calculations.
The partial pressure and Henry's law constants for SO2 and H2O2 are 2.7 ppm (KH = 1.2 mol L-1atm-1) and 4.9 ppb (KH = 1.0E5 mol L-1atm-1), respectively. Calculate the reaction rate of this process.
A solution of sodium acetate has a concentration of 0.1 M. Calculate the pH value when 0.0025 M of HCl has been added to the solution.
The most probable mechanism of reactivity for the solvolysis of tertiary butyl chloride is a)Sn1 b)Sn2 c)E1 d)E2. I performed the experiment and benzyl chloride (primary) and teriaty butyl chloride (tertiary) ran the same amount of time. 2-chloro-..
What is the pH of a solution containing 50.00 mL of 1.0 M HCl and 50.00 mL of 1.0 NH3? The Kb for NH3 = 1.8 x 10-5.
Which of the following combination of dispersed phase in a dispersion medium with the colloid type is INCORRECT. A) Solid in liquid is a sol. B) Solid in solid is a solid sol. C) Solid in gas is an aerosol. D) Liquid in solid is a solid foam. E) L..
Will a precipitate form if 25.0 ml of a 0.0030 M solution of BaCl2 and and 50.0 ml of a 0.050 solution of NaF are mixed? Is the solution saturated
A 25.00-mL sample of an unknown H3PO4 solution is titrated with a 0.100 M NaOH solution. The equivalence point is reached when 52.58 mL of NaOH solution is added. What is the concentration of the unknown H3PO4 solution? The neutralization reaction..
What enone product would you expect to obtain from intramolecular aldol condensation of 3-methylhexanedial
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