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Gasoline is composed of hydrocarbons. Which additive, ethanol or MTBE, is more compatible (similar) with gasoline? Why?Gas manufactures definitely prefer one of these additives over the other because of the ease of mixing
an aluminum rod at 55.0 degrees celsius is put into 399 grams of water at an initial temperature of 20.0 degrees celsius. If the final temperature of water and rod are 30.0 degrees celsius, what was the mass of the aluminum rod?
the standard change in Gibbs free energy is ?G° = -32.8 kJ/mol. What is ?G for this reaction at 298 K when the partial pressures are P C2H6=0.100atm, P H2=0.100atm and P CH4=.750atm
What specific properties are mentioned in the organization of the real periodic table? How do they relate to the current model (pages 192 - 193)?
Vanadium crystallizes in a body centered cubic lattice (the V atoms occupy only the lattice points). How many V atoms are present in a unit cell?
if 1.0 mol of electrons flows through the cell, how many grams increase or decrease in mass will the silver electrode undergo
The temperature of the calormieter increases from 19.7 C to 20.6 C if under constant volume condidions, the heat of combusion of glucose is -2805 kJ/mol
If the absorbance of a sample of Diet Dr. Pepper is 0.215 at 214nm, what percentage of the 214nm radiation falling on the sample passes through it?
How many grams of zinc are there in 22.7 g of ZnCl2?
What is the experimental yield (in g of precipitate) when 18.6 mL of a 0.634 M solution of barium hydroxide is combined with 19.5 mL of a 0.558 M solution of aluminum nitrate at a 85.4% yield
1500 g of frozen water at 0 degrees celsius and the temperature of the water at the end was 32 degrees celcius. how many calories of heat energy were absorbed.
What is the pH of the resulting hydrochloric acid solution? Part B 0.75g of sodium hydroxide (NaOH ) pellets are dissolved in water to make 4.5L of solution. What is the pH of this solution?
The critical constants of ethane are Pc = 48.20 atm, Vc = 148 (cm^3)/mol, and Tc = 305.4 K. Calculate the van der Waals parameters of the gas, and estimate the radius of the molecules.
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