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While in Europe, if you drive 125 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car's gas mileage is 30.0 mi/gal ? Assume that 1euro= 1.26 dollars.
The density of a particular solid is 5.81 g/cm3 at 25°C. What is its density in kilograms per cubic meter (kg/m3)
Kr (g) in a 18.5 L cylinder exerts a pressure of 11.2 atm at 28.2 °C. How many grams of gas are present
In aqueous solution, which of the following would be an acid according to the definitions of the Arrhenius, the Brønsted-Lowry, and the Lewis theories?
A glucose molecule is labeled at carbon-3 with 13C. How many turns of the citric acid cycle are required to remove the carbon as CO2?
Monochloroacetic acid has a Ka of 1.35 x 10^-3. Calculate the pH of a 0.10 M solution of this acid.
What would be the initial rate of formation of I3 (in units of M/s) when the following initial concentrations were used
At high temperature, hydrogen and carbon dioxide will reversibly react to form carbon monoxide and water vapor. At 986 degrees C there are 0.11mol of each product and 0.087mol of each reagent in a 1.00L flask. What is Kc under these conditions
In a particular experiment, 2.25 g of NH3 and 3.75 g of O2 are placed in a container and allowed to react. How many grams of NO will have been formed when all of the limiting reactant has been consumed?
Approximately how many grams of calcium nitrate were required to react totally with 40.0 g of sodium carbonate? How many grams of product were formed at that point? Do your answers appear to obey the Law of Conservation of Matter?
Explain what happens to the atomic number of a nucleus when positron emission occurs
3 Suppose you added an additional 50 ml of water to a separatory funnel containing a compound distributed between 50 ml of ether and 50 ml of water.
Imagine that a chemist has cyclohexanone, triphenylphosphine, butyllithium, and 2-bromobutane.
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