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How many air molecules are in a 11.5 * 12 * 10 room? Assume atmospheric pressure of 1.00 atm a room temperature of 20.0 Celsius and ideal behavior.
Volume conversion: There are 28.2 liters in one cubic foot.
a chemical reaction release 1240 J of energy. the energy is all absorbed by water (423 g) containing the reactants. if water was initially at 19.6 degrees, what will be it final temperature
Which of the following hand tools would be classified as "chiral?" Ignore any writing that might normally appear on the tool
Determine How much sodium hydroxide (in grams) is required to form 546 mL of solution with a pH of 10.00?
solution of an unknown monoprotic acid with 23.68 mL of .9721 M NaOH results in a solution pH of 3.74 Calculate the Ka of the acid.
An open flask sitting in a lab fridge looks empty, but we know that actually it is filled with a mixture of gases called air.
After running the reaction for some time, we collect the product and find a total of 3.1 x 10-3moles of COOH groups. What is the molecular weight of the material? Extent of reaction?
a gas mixture containing oxygen, nitrogen, and neon exerts a total pressure of 1.20 atm. If helium added to the mixture increases the pressure
Balance the following skeleton reaction and include states of all reactants and products in your balanced equation.
consider the reaction of 5.0g of propane with 10.0ml ofmolecular bromine to form 2,2 dibromopropane and hydrogenbromide. a. look up the molecular weight of propane (44.1) and calculate the moles of propane present before the reaction
the instrument response S for each of the five solutions, measured with a colorimeter, was found to be 0.240, 0.437, 0.621, 0.809, and 1.009, respectively. What was the concentration of Fe3+ in the water sample?
Write a balanced chemical reaction for the formation of a free fatty acid from a soap molecule under acidic conditions. Why would the formation of free fatty acids inhibit the cleaning ability of the soap
Calculate the minimum amount of triphenylmethanol required to prepare 10.0kg of triphenylmethyl methyl ether.
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