What would be the final pressure
A gas is heated from 268 K to 290 K while its volume is increased from 25.0 L to 37.0 L by moving a large piston within a cylinder. If the original pressure was 0.90 atm, what would be the final pressure?
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What would happen if a solid was dissolved in a liquid at 100 degrees and then the temperature dropped to 70 degrees?
What mass of this substance must evaporate in order to freeze 119 of water initially at 24? (The heat of fusion of water is 334 the specific heat of water is 4.18 .)
A 55.0 gram piece of ice at 0.0 C is added to a sample of water at 8.0 C. All of the ice melts and the temperature of the water decreases to 0.0 C. How many kilograms of water were in the sample?
How do I solve this problem, a 1/4 in diameter rod must be machined on a lathe to a smaller diameter for use as a specimen in a tension test. The rod material is expected to break at a normal stress of 63750 psi.
Briefly explain the purpose of the International Space Station, and list the name of all space agencies involved in building and operating it.
A 11.7 mL sample of a HCl solution has a pH of 2.000. What volume of water must be added to change the pH to 4.000?
Benzoyl chloride, C6H5COCl, reacts with water to form benzoic acid, C6H5COOH, and hydrochloric acid. This first-order reaction is 25% complete after 26 s. How much longer would one have to wait in order to obtain 99% conversion of benzoyl chloride
Calculate the molarity and mole fraction of a 1.43 m solution of acetone (CH3COCH3) dissolved in ethanol (C2H5OH). (Density of acetone = 0.788 g/cm3; density of ethanol = 0.789 g/cm3.) Assume that the final volume equals the sum of the volumes of
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