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A driver with a almost empty fuel tank may say she is "running on fumes." If a 15.0 gallon automobile gas tank had merely gasoline vapor remaining in it, explain what is the farthest the vehicle could travel if it gets 20.0 miles per gallon on liquid gasoline? Presume the average molar mass of molecules in gasoline is 108g/mol , the density of liquid gasoline is 0.75 g/mL, the pressure is 741mmHg as well as the temperature is 25oC.
the recommended adult dose of elixophyllin a drug used to treat asthma is 6 mgkg of body mass. calculate the dose in
How many moles of each ion are in each solution? (a) 2 mol of potassium perchlorate dissolved in water K+ mol ClO4- mol (b) 255 g of magnesium acetate dissolved in water Mg2+ mol C2H3O2- mol
Identify the sets of quantum numbers that describe all the electrons in a neutral beryllium atom, \rm Be. Each set is ordered
Calibration plots for analytes A and B yield in a different slopes (a and v accordingly). Slope a is grather than b. What can you conclude regarding the sensitivity of used analytical method for components A and B
Each of the following names is an incorrect IUPAC name. Indicate, if possible, the correct name of the compound. can you please explain why these names are not right
Derive the relationship between the constants a and b of the Dieterici equation: p=(RT/V-b)exp(-a/RTV)
How many liters of water vapor can be formed by the reaction of 275.0 liters of oxygen gas and 250.0 grams of pentane? Which reactant is limiting? How many grams of the excess reactant are left over?
the solubility reaction of interest in this solution? (b) Is a precipitate expected in the solution (Yes, No, or Not Enough Information to Know)?
A mixture of 2.00 moles of H2, 3.00 moles of MH3, 4.00 moles of CO2, and 5.00 moles of N2 exert a total pressure of 350kPa. What is the partial pressure of each gas?
Chemists often use molarity ,M in Moles/liter , to measure the concentration of solutions. Molarity is a common unit of concentration because the volume of a liquid is very easy to measure
In the double stranded helix structure of DNA, which bases are always hydrogen bonded to the following: cytosine, thymine, adenine, and guanine
The resulting mixture exerts a pressure of 745 mm Hg at 95 C. What was the mass of the original sample?
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