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By mistake, a quart of oil was dumped into a swimming pool that measures 25.0cm by 30.0cm (assume the oil spread entirely across the surface of the water in the pool) What was the thickness of the resulting oil slick?
when an acid reacts with a metal, what is one of the usual products? a) carbon dioxide
What volumes of 0.50M HNO2 (Ka = 4.00*10^-4) and 0.50M KNO2 is needed to make a 1L buffered solution with a pH of 3.00
an osmotic pressure of 7.84 atm is produced bynbsp an isotonic solution measured against pure water at human body
A piece of silver (25 g) is heated to 100 degrees celsius, then dropped into 42.5 g of water with a temperature of 21.7 celsius. Assume they come to the same temp, what is the final temp of the silver and water? (Molar capacities: Ag 25.351 J/mol*..
In your laboratory you're studying a chemical reaction that follows the general rate law: rate = k[A]. Initial experiments show a rate of 0.001412 M/s when [A] = 0.519 M at 299 K.
Compare the properties of elements and compounds. Give two examples of each, including one example that exists in the human body. Explain the atomic nature of one element and one compound found in human body.
determine what amount of heat is required to increase the temperature of sixty grams of ethylene glycol from 15.1
There are four possible p orbital arrangements for the butadiene molecule. Which of the following statements about these orbitals is not correct? A) The four arrangements differ by the number of anti-bonding interfaces in each arrangement.
assuming an Sn2 reaction mechanism, predict the major organic product(s) of (s)-3,3-dimethyl-2-butanol when reacted with HCl.
Grignard reagent and carbonyl-containing compound. Suppose scheme one involves the reaction of the Grignard reagent containing more carbon atoms with the carbonyl compound containing less carbon atoms and scheme two involves the reaction of the Gr..
A solution of 0.0385 M hypochlorous acid, HOCl, has a pH of 4.47. Calculate the acid dissociation constant Ka.
magnesium hydroxide is 54.87 oxygen by mass. how many grams of oxygen are in 175 g of the compound? how many moles of
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