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The pressure on a sample of liquid water is increased from 1.00 bar to 100.00 bar at a constant temperature of 20 find h,u,q,and w. assume that the volume of the liquid water is constant
A solution is prepared by dissolving 1.00 g of Compound B in enough water to create 250.0mL of solution. What is the molarity of Compound B in this solution?
Add the angular wave function for a 2s electron of Carbon to that of a 2py electron of the same carbon atom. Subtract one from the other. In what direction do the functions point? What orbitals are "left" unused on the C atom?
Given the thermodynamic data in the table below, calculate the equilibrium constant (at 298 K) for the reaction: 2SO2 + 02 --------> 2SO3 dH -297 , 0, -395 dS 249, 205, 256 ( in order of problem )
The Ka for acetic acid, HC2H3O2, is 1.8 x 10-5. 1. What is the pH of 50.0 mL of 0.100M solution, if 0.00 mL of base has been added. 2. What is the pH when 20.0 mL of 0.100 M NaOH have been added.
3.5 g of a hydrocarbon fuel is burned in a vessel that contains 250. grams of water initially at 25.00 C. After the combustion, the temperature of the water is 26.55 C. How much heat is evolved per gram of fuel burned?
Given a barometric pressure of 756.0{rm mmHg} , calculate the pressure of gas sample (a) as indicated by the manometer
the amount of product formed in the reaction mixture was 12 micro-moles. If, in a separate experiment, one-third as much enzyme and twice as much substrate had been combined, how long would it take for the same amount (12 micro-moles) of product t..
what volume of 0.684 m mno4- solution is required to react completely with 27.50 ml 0f 0.250 m fe? this is an
The Label on a one pint bottle of water lists the following components. If the density is the same as pure water and you drink 3 bottles of water in one day, how many milligrams of each component will you obtain?
how many grams of sodium formate nacho2 must be added to 750.0ml of .250 m of formic acid hcho2 to obtain a buffer with
A gas is initially at 1.2 atm, 15.0 L, and O°C. What is the final pressure when the same amount of gas is heated to 10°C and the volume changed to 20.0 L
The H2O molecules above and below the equatorial plane are more loosely bound. For convenience this ion is often written as Cu^2+(aq) Addition of NaOH to the Cu^2+ (aq) solution causes a precipitate of Cu(OH)2. write a balanced equation regarding ..
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