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After a fatty acid has been desaturated, can it be desaturated a second time immediately thereafter? Why, or why not?
How much heat in Joules is required to raise the temperature of 1.000 kg of water by 60.0 oC? Cp,m (H2O) = 75.29 J mol-1 K-1. Molar Mass (H2O) = 18.015 g mol-1.
a helium balloon is held at 1.2 atm of pressure and 300 K. If the pressure on the balloon increases to 4.2 atm, to what temperature must the balloon be heated , to maintain its same volume?
When she introduced 3.63E-2 moles of N2(g) and 6.18E-2 moles of H2(g) into a 1.00 Liter container, she found the equilibrium concentration of NH3(g) to be 9.68E-4 M.
What is the density of gallium in grams per cubic centimeter at 25 C if a 1.00 cube has a mass of 0.2133.
969 ml of gas was collected at 64 degrees celcius and a pressure of 723 mm Hg. Find the volume at STP.
Calculate the freezing point and boiling point of each of the following solutions using the observed van't Hoff factors(a) 0.064 m MgCl2
given that the length of the edge of a unit cell is 383 pm, determine the density of iridium in g/cm3.
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?
Ethanol (C2H5OH) is produced from the fermentation of sucrose in the presence of enzymes. C12H22O11(aq) + H2O(g) > 4 C2H5OH(l) + 4 CO2(g)
classfy each reaction as cmbnation, decompositon, single replacement, double replacement, or combustion
From your previous knowledge of the tendencies of certain metals to rust or tarnish, and from your reading in this experiment, select at least three metals from the following list which are quite active, three which are moderately active,
The thermostat in a refrigeraor filled with cans of soft drinks malfunctions and the temperature drops to below 0 degree Celsius. The contents of the cans of diet sodas freeze, rupturing many of the cans.
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