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Construct a delta H and delta S table, including the four possibilities associated with the two possible signs for each of delta H and delta S. Discuss the resulting sign of delta G and the spontaneity of the process.
describe an experiment that you could perform in lab that would provide the data so you could calculate the Ka value for sulfamic acid, HSO3NH2.
How many grams of CaCO3 are produced when you react 55.2 mL of 0.150 M Ca(NO3)2 with 0.655 g of Na2CO3? How many grams of Na2CO3 remain unreacted? How many grams of Ca(NO3)2 remain unreacted?
Explore the effects of acid rain pre and post the 1990 Clean Air Act. Pair up and choose one of the topics listed below. One person should research and report on the damage that was being observed due to acid rain prior to 1990.
35.00ml of a .500 M HCl was mixed with 25.00ml of a .500 M NaOH. What is the pH of the solution after mixing?
A solution of ammonia and water contains 2.70×1025 water molecules and 8.50×1024 ammonia molecules. How many total hydrogen atoms are in this solution. Enter your answer numerically.
Calculate the mass fractions of the components in the mixture and the average molecular weight of the gas mix. b)The gases are mixed with 20% excess air and completely combusted with 100% conversion
A pound of coffee beans yields 48 cups of coffee. How many milliliters of coffee can be obtained from 1 g of coffee beans?
Benzoyl peroxide, the substance most widely used against acne, has a half-life of 9.8 103 days when refrigerated. How long will it take to lose 7% of it potency (93% remaining)
Suppose that 1.06 g of rubbing alcohol (C3H8O) evaporates from a 64.0-g aluminum block. If the aluminum block is initially at 38°C, what is the final temperature of the block
Could someone please explain why synthesized soap and detergent have different reactions when they are mixed with calcium chloride
Calculate the equilibrium molar concentrations of Hg2+ and SCN- in a solution prepared by mixing 10 mL of 0.0200 M Hg2+ with 10 mL of 0.0200 M SCN
A room contains 45 kg of air.How many kilowatt-hours of energy are necessary to heat the air in the house from 5 C to 29 C? The heat capacity of air is 1.03 J/ g C.
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