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What is the final temprature of 0.1222 mol of a perfect monatomic gas that preform 75 J of work adiabatically if the initial temprature is 235 C? Show all of the steps.
waters heat of fusion is 80. rmcalg its specific heat is 1.0matrixrm fraccalg cdot circc and its heat of vaporization
A person is most likely to experience serious biological effects when exposed to which of the following forms of electromagnetic radiation
What is the ph change of a 0.300 M solution of citric acid (pKa=4.77) if citrate is added to a concentration of 0.130 M with no change in volume
A buffer contains 0.40M base, B, and 0.25M of its conjugate acid, BH+, and has a pH = 8.88. What is the pH after 0.0020mol of HCl is added to 0.25L of this solution?
Draw the tetrahedral representation of the S enantiomer of the amino acid alanine, CH3CH(NH2)CO2H.
An experiment is performed to determine the density of a metal. When a 35.1 g piece of the metal is placed in a graduated cylinder containing 32.8 mL of water, the volume increases to 39.2 mL. What is the density of the metal
a 155ml volume of oxygen gas is collected over water at 23 degrees celsius and a barometric pressure of 770mm. the gas weighs 0.185 grams. what is the pressure of the dry gas?
A buffer solution is prepared by mixing enough acetic acid and potassium acetate to give 500ml of a solution that is 0.500 M acetic acid and 0.500 M potassium acetate. What is the pH of this buffer
Imagine that your water heater has broken, but you want to take a bath. You fill your bathtub with 25 kgof room-temperature water (about 25c ). You figure that you can boil water on the stove and pour it into the bath to raise the temperature The ..
Draw all the stereoisomers of 2,3-dibromobutane. Which are enantiomers. Which are diastereomers. Are any identical/meso
A reaction vessel contains these compounds at equilibrium. What will happen if the volume of the container is reduced by 50% at constant temperature.
volumetric flask dissolved with distilled water and then diluted to the mark with distilled water. 10.0mL of this solution is transferred to a 100mL volumetric flask and diluted to the mark with distilled water. Calculate the molarity of the solut..
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