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1. Develop an interactive computer program that determines the coefficient of performance of a reversed Stirling ASC refrigerator or heat pump (allow the user to choose which). Prompt the user for all necessary input information (in the proper units).
2. Describe how you think the introduction of food refrigeration by artificial ice used in kitchen iceboxes in the mid 19th century could improve the standard of living in a society.
Write a balanced chemical equation for the reaction of chlorine with thiosulfate ion, assuming an acidic solution.
What monosaccharide is the C-2 epimer of alpha-D-galactose? Are these two molecules diastereomers?
The enthalpy change for the reaction of 50.0ml of ethylene with 50.0ml of H2 at 1.5atm pressure (problem ^H= -0.31kj. What is the value of ^E
a bottle of phosphoric acid is labeled 85 h3po4 by mass density 1.689 gcm3. calculate the molality h3po4 in the
a solution of 116 ml of 0.170 m koh is mixed with a solution of 230 ml of 0.240 m niso4. what precipitate
When 2.11 g of a nonelectrolyte solute is dissolved in 365 mL of water at 25 °C, the resulting solution exerts an osmotic pressure of 845 torr
Dehydrohalogenation of (2R, 3R)-2-bromo-3-methylpentane by a bimolecular reaction produces only (E)-3-methyl-2-pentene and 3-methyl-1-pentene as products. Provide a mechanistic explanation as to why (Z)-3-methyl-2-pentene is not formed.
A mixture of gases contains 8.10 g of N2, 1.90 g of H2, and 3.50 g of NH3. If the total pressure of the mixture is 2.60 atm, what is the partial pressure of each component?
Evaluate the pH of the following solutions. Overlook the effects of ionic strength also assume that a(i)=c(i)
Consider the following equilibria for phosphoric acid. H3PO4 ? H+ + H2PO4- K1 = 7.11 x 10-3 H2PO4- ? H+ + HPO42- K2 = 6.34 x 10-8 HPO42- ? H+ + PO43- K3 = 4.22 x 10-13
the human eye contains a molecule called 11-cis-retinalthat changes conformation when struck with light of
What assumption did you make about the reaction of KMno4 solution and H2C2O4 solution in those determination that allowed you to consider k to be a constant
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