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An ideal gas at 300K has an initial pressure of 15 bar and is allowed to expand isothermally to a pressure of 1 bar. Calculate
a) the maximum work that can be obtained from the expansion
b) ΔU
c) ΔH
d) ΔG
e) ΔS
Draw the two chairs (chair 1 and chair 2) conformers of trans-1-methyl-3-isopropylcyclohexane and indicate which one is the most stable. Draw the Newman projection of the most stable conformation
Iron crystallizes in a body-centered cubic structure. The volume of one Fe atom is approximately 8.37 10-24 cm3, and the density of Fe is 7.874 g/cm3. Calculate an approximate value for Avogadro's number.
Oxygen makes up 46.7 % by mass of the Earth's crust. How many grams of oxygen are present if a sample of the Earth's crust has a mass of 335 g
What is the maximum mass of ammonia that can be produced from a mixture of 155.3 g of N2 and 35.98 g of H2? 2. Which element would be left partially unreacted? (enter nitrogen or hydrogen)
a solution of vinegar is 5.40% by mass acetic acid in water. assuming the density of vinegar is 1.00g/mL, what is the molarity of the acetic acid?
If the temperature and pressure are kept constant during the process, how many liters of chlorine must be with titanium to produce
An automobile gasoline tank holds 21kg of gasoline,when the gasoline burns, 84kg of oxygen is consumed, and carbon dioxide and water is produced. What is the total combined mass of carbon dioxide and water?
when a clean iron nail is placed in an aqueous solution of copper(ll) sulfate, the nail becomes coated with a brownish black material.
Bromine can form compounds or ions with any number of fluorine atoms from one to five. Write the formulas of all five of these species
The water level in a graduated cylinder initially at 217 rises to 286 after a piece of lead is submerged. What is the mass in grams of the lead?
Suppose that a fully charged lead-acid battery contains 1.50 L of 5.00 M H2SO4. What will be the concentration of H2SO4 in the battery after 3.30 A of current is drawn from the battery for 8.00 hours?
write the reactions. Also, identify the minor alkene product,C.
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