chemistry
Sorry- I forgot to add that the last value, (X-.31X) is raised to the 1/2 power
chemistry
For the equation, SO2(g) + 1/2 O2(g)-> SO3(g) Kp=9.5 EQUAL partial pressures of SO2 and O2 are placed in an empty reaction vessel and heated to 600 degrees celsius. Assuming that 62% of the SO2 partial pressure has reacting to give S03, calculate the partial pressure of S03...
chemistry
The normal boiling point of ethanol is 78.5C. Using the following information: delta H formation (C2H5OH (g))= -234.38 kJ/mol determine the enthalpy of vaporization of ethanol. I know it should be around 39.3 according to a table in my textbook, however, I don't know how t...
chemistry
Given: Ti=298K V=.005 L Pt=1 atm P H20 vapor= .0313atm P air= .9687 atm you increase the temperature to 338K; the total pressure remains 1 atm, but the volume increases. Determine the volume at the new temperature (assume water vapor reaches equilibrium at 338K) PLEASE help!! ...
Chemistry
A 1.00 L vessel contains 5 g N2 and 1.5 g H2O at 25 degrees C. Calculate the mass of LIQUID water that would be present in the vessel.
algebra
Solve the following equation or inequality for the unknown variable. Round answer to two decimal places if necessary.5n + 2 = 27 n=
math
A box contains 25 slips of paper, numbered 1 to 25. What is the probability that one will randomly select a number that is divisible by 3 or 7?
trig
Use a table of trigonometric values to find the angle è in the right triangle in the following problem. Round to the nearest degree, if necessary. cos è =0.9659 A=? H=20
chemistry
25.0 mL tap water is titrated with 0.00500 M EDTA 7.95mL EDTA is required for complete reaction with water hardness what is the molarity of the total water hardness
chemistry
A helium-filled balloon has a volume of 2.83 L at 30 ◦ C. The volume of the balloon decreases to 2.35 L after it is placed outside on a cold day. What is the outside temperature in K? Answer in units of K?
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