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N2O5 decomposes with a first order rate constant of 4.81*10-4 sec. If the preliminary concentration is 1.65*10-2 m,
1.) Explain what is the concentration after 825 seconds?
2.) Explain How long would it take for [N2O5] to reach 1.00*10-2m?
you have a 12 volt lead storage battery in your car you can find the equations for the redox reactions in your text
if a drop of naoh is despensed from the buret but adherence to the side of the erlenmeyer flask during its
Estimate the approximate concentration of a typical enzyme and the number of the enzyme molecules inside each cell? Make any reasonable assumption that will help you calculate the numbers
Give the name and formula for the acid derived from each of the following anions. (Type your answer using the format CO2 for CO2.) (a) perchlorate (b) NO3- (c) bromite (d) F -
A reagent bottle on the shelf labeled 0.5 M NaCl was used in place of the 0.5 M CaCl2. Assuming C2O42- to be in excess, what would be observed as a result of using this reagent in this test
Cesium chloride crystallizes in a cubic unit cell with Cl- ions at the corners and a Cs ion in the center. 1. Count the numbers of positive and negative charges
Vitamin C is helpful in the absorption of what mineral (metal) when the two are present in the gut simultaneously?
the electron affinity of nitrogen is a 7 while those for carbon and oxygen are 122 and 141 kjmole respectively. why is
CO2 properties: appearance, reaction with limewater, reaction with flame, behavior with water. If positive observation then write a balanced equation.
A gas stream that contains 1.50 mole% CO2 flows through a pipeline. 20.0 kg/min of CO2 is injected into the line. A sample of the gas is drawn from a point in the line 10 meters downstream of the injection point and found to contain 2.3 mole% CO2.
When hydrogenating methyl trans-cinnamate or dimethyl fumurate using 5% Pd/C at room temperature, how will you determine if the reaction is chemoselective
if iodine gas reacts with excess fluorine gas to produce 7.575g of iodine pentafluoride gas what was the pressure of
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