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For this picnic, you need to feed at least 500 people. If you want to feed everyone, but still have equal numbers of buns and hot dogs, what is the minimum number of packages of buns and hot dogs you need, respectively?
The ΔGo for the change from liquid to gaseous water is positive. non-spontaneous. However, we all know that liquid water evaporates easily.
A reaction has the stoichiometry A + B + C? P. Explain the concentration of P one minute after mixing the reactants is precise for various initial concentrations of reactants.
commercially available styrene contains about 15 ppm of 4-tert-butylcatechol. Draw the structural formula for 4-tert-butylcatechol
What is the minimum external voltage one must supply in order to perform the electrolysis of molten CaCl2. Show work, explain, and suggest a means for supplying this energy.
How many mole of sodium hydroxide is contained in a lye solution in which 130 grams of sodium hydroxide
Write a net ionic equation for the reaction that occurs when zinc sulfide (s) and excess hydriodic acid (aq) are combined.
An unknown mass of each of the given substances 1.Sand (tf=70.4 C),2.Pyrex glass(tf=67.6 C),3.water(tf=55.9 C) ,4.ethanol (tf=45.9 C), initially at 19.0 degrees Celsius, absorbs 1930 Joules of heat. Find out the mass of each substance.
What is the value of at this temperature? 23.15 At this temperature the rate constant for the reverse reaction is 310. . What is for the reaction?
Calculate the partial pressure of water above the solution, in torr.The vapor pressure of pure water at 55°C is 118.0 torr. The MW of lactose is342.3 g/mol
the average osmotic pressure of human blood versus water is 7.60atm at a temperature of t310k. calculate the total
a sample of pure no2 is heated to 336 degree celsius at which temperature it partially dissociates according to the
A fuel with the potential to supplement if not replace gasoline, formed from the fermentation of surgars by the action of yeasy is called
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