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A certain second order reaction required 60.2 seconds for the concentration to drop from 0.50 M to 0.36 M. How long will it take (in seconds) for the sample to go through three half-lives (starting from 0.50 M)?
The reaction between nitric oxide (NO) and hydrogen is thought to proceed via the following mechanism. Do not make any assumptions about which step is rate determining
A gaseous fuel mixture contains 23.0% methane CH4, 44.0% ethane C2H6 and the rest propane C3H8 by volume. When the fuel mixture contained in a 1.53L tank, stored at 748 mmHg and 298 K, undergoes complete combustion, how much heat is emitted
the structures of the ions Ni2+ (aq) and Fe3+ (aq) as they exist in aqueous solution in octahedral shape.
Why is the ability to separate 2 liquids by fractional distillation drastically reduced if heat is applied too rapidly to the distillation flask
consider the following reaction where x represents an unknown element6xs 2b2o3s rarr b4x3s 3xo2gif 175 g of x reacts
Write a balanced equation for the diazonium salt 1-naphthol and aminobenzenesulfonic acid (para structure). Draw a possible structure
A solution is made by dissolving 21.5 grams of glucose (C6H12O6) in 255 grams of water. What is the freezing-point depression of the solvent if the freezing point constant is -1.86 °C/m?
When considering the numerical values for the first six successive ionization energies of Al (measured in kJ mol-1), which statement is true. 1. the value for the second ionization will be smaller than the first 2.
what happens to the mass of an icecube when we melt it an open
how will you use the known compounds that are out in the lab to help you find the identity of your unknown compounds
Which value is colosest to the POH of a 0.3 M solution of the weak base methylamine (CH3NH2)? the Ka for the acid form of methylamine is 2.27e-11 answer choices are 0.011, 1.94,3.92,10.08 and 12.06.
describe one or more simple chemical tests that would distinuish acetaminophen from ibuprofem
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