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A car is filled with 15.0 gal of gas and is driven 210 miles. How much gas is left if the car averages 24.1 mi/gal?
A.) 15.0 gal
B.) 8.71 gal
C.) 6.29 gal
D.) 7.21 gal
Using extraction techniques how would you separate a mixture of aniline and toluene using dichloromethane as the extraction solvent?
The Environmental Protection Agency has estimated that 119 tons of mercury are currently emitted to Earth's atmosphere annually due to human activities
A pstient is administered mercury-197 to help evaluate kidney fuction. Mercury-197 has a half - life of 65 hours. what fraction of an initial of an initial does of mercury
What is the van't Hoff factor for HX in water? b) What is the molality of X1- ions in the solution?
When a system is in a state of chemical equilibrium, a state of apparent rest, is anything going on at the molecular
A piece of sodium metal reacts completely with water as follows. 2 Na(s) + 2 H2O(l) 2 NaOH(aq) + H2(g) The hydrogen gas generated is collected over water
For the same atoms at the lattice points, which lattice exhibits the lowest density? (please explain your reasoning) (A) body-centered cubic (B) face-centered cubic
A 29.0-g sample of ice at -11.0°C is mixed with 113.0 g of water at 71.0°C. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
When 50 mL of water contains 0.50 moles HCl at 22.5 degrees celsius is added to 50.0mL of water containing 0.50 mol NaOH at 22.5 degrees celsius in a calorimeter, the temperature of the solution increases to 26.0 degrees celsius.
Calculate the Gibbs free energy of the separate components, the Gibbs free energy of the mixture and the Gibbs free energy of mixing
A block of metal has a width of 3.2 rm cm, a length of 17.1 rm cm, and height of 4.5 cm. Its mass is 1.5 kg. Calculate the density of the metal.
compute the distance r in Angstroms at which the attractive portion of the L-J potential has diminished to an (absolute) value of RT (T=298K).
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