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Presume the pressure on a 1 kg bar of iron was raised from 1 atm to 1000 atm at a constant temperature of 25 °C. Specified that the density of the bar is 7874 kg/m3, is 11.8 x 10-6 K-1, define what is the entropy change (in J/K) of the iron bar?
A typical bathtub can hold 100 gallons of water. Calculate the mass of the natural gas that would need to be burned to heat the water for a tub of the is size from 65 degrees farenheight to 108 degrees farenheight. Assume that natural gas is pure m..
The initial temperature was 27.0 degrees Celsius and the final temperature after the addition of metal was 32.5 degrees Celsius. What is the Cp for the metal
The indicator dilution method is a technique used to determine flow rates of fluids in channels for which devices like rotameters and orifice meters cannot be used.
Find the pH and the concentration of each of the species of lysine in a solution of .010M lysine monohydrochloride (lysine-HCl)
A compound is known to contain 51.27% carbon and 27.30% oxygen by mass. Each molecule contains two atoms of oxygen. What is the molar mass of this substance
Calculate tthe freezing point in centigrade units of a soluiton consisting of 685 grams of ethylene glycol dissolved
What are the products expected to be formed in good yeild in the reaction 2-methyl-1-hexene is treated with a dialkylborane prepared from borane and an optically active sample of alpha-pinene, and then wit basic hydrogen peroxide.
A 303- sample of unknown solution reacts completely with to form 14.1 . What was the concentration of the solution?
Palladium crystallizes in a face-centered cubic unit cell. Its density is 12.0 g/cm^3 at 27 degrees C. Calculate the atomic radius of Pd.
Presuming the same molar amounts of Al Mg and Ca were used in this experiment for which would there be more H2 gas evolution. For which would more HCl stay put in the reaction flask after the reaction
Why electrons in a nitrogen-phosphorus covalent bond are not shared equally which atom do electrons spend more time around
calculate the change in ph when 6 ml of 0.1 M HCl is added to 100 ml of a buffer solution that is 0.1 M in NH3 and 0.1 M in NH4Cl. And calculate the change in PH
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