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Problem- A gas at a temperature of 85 degrees C occupies a volume of 175 mL. Assuming constant pressure, determine the volume at 15 degrees C
I want you to elucidate the chemistry in this above problem.
Sodium formate, HCOONa, is a weak base and undergoes hydrolysis in water. Determine the OH- concentration at equilibrium in a solution
a 11.7 kg piece of metal at 94.9 c is placed in 481 g of water at 26.1 c in an insulated container. the metal and water
a sample of sodium reacts completely with 0.142kg of chlorine forming 234g of sodium chloride. what mass of sodium
Question- Why is it important to have methods like Gabriel synthesis, reduction of nitriles, reduction of amides and reductive amination to make specific primary, secondary and tertiary amines; that is Why can't we just use Sn2 reactions to make t..
Brominated biphenyls (PBB) is created through an electrophilic aromatic bromization out of the hydrocarbon biphenyl.
Radio waves travel at the speed of light, which is 3.00 x 108 m/s. How many kilometers will radio messages to outerspace travel in exactly one year?
when a mixture at 273 K is heated to 473 K, how many different chemical changes occur? How many physical changes occur?
Define internal energy and enthalpy. What is the difference between the two? List the following gases in order of increasing root-mean-square speed, all at the same temperature: H2, He, O2, Ne
C5H5N, and 0.350 moles/l in pyridinium chloride, C5H5NHCl you are given a kb value of 1.7 x 10^-4 for pyridine find the ph of this solution using this kb value
A reaction occurs at a rate of 2.25 *10-2 moles per liter per second at 332 K. Estimate the increase in the rate of a reaction when the temperature increases to 332 K. Express the rate in moles per liter per second.
In situations where it is not possible to return samples to Earth for analysis, the presence of extraterrestrial life may be uncovered by making spectroscopic measurements.
A new atom is found that has 3 isotopes with masses of 262, 263 and 265. If the first is 0.17 abundant and the second is 0.41 abundant, what is the atomic mass of the element (give your answer to 2 decimal places).
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