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A 0.1510 gram sample of hydrocarbon produces 0.5008 gram CO2 and 0.128 gram H2O in combustion analysis. Its molecular weight is found to be 106. For this hydrocarbon, determine its empirical formula.
how many calories are required to raise the temperature of a 150 gram sample of gold from 25 degree celcius to 175
Predict the type of substitution mechanism, predict which reaction of the pair will occur at the faster rate, and draw the correct organic product.
What is the molar concentration of the excess reactant once this reaction has finished? (40%)
The half-life of a reaction, , is the time it takes for the reactant concentration to decrease by half. For example, after one half-life the concentration falls from the initial concentration
Determine how many liters of O 2 gas should be mixed at constant temperature and pressure?
The hydrosylation of polymer A is carried out in the presence the polymer forms a hard gel. if the price of pt is 44$ per gram and the sale price of the hardened polymer is 2000 per ton, what is teh min catalyst TON for an economiclly viable proce..
Consider the standard cell at 25C based on the following half-reactions. Pb^2+ + 2e^- --> Pb E=-0.13V Zn^2+ + 2e^- --> Zn E=-0.76V To the standard cell, OH-, is added to the zinc compartment causing precipitation of Zn(OH)2. After precipitation is..
4HCl(aq) + O2(g)--->2H2O(l) + 2Cl2(g) how many molecules of Cl2 would be formed from the reaction mixture that produces the greatest amount of particles?
how I resolve it, A 1.25 gram sample of methane is container in a 850.0 mL flask at295.65 K.What is the pressure of this gas?
The R1 value of uo2 in the solvent system used in this module is 0.68. explain which of the other cation tests used in this expirment it would interfere with, what alternate tesr reaget you would therefore use to identify that other cation and whi..
An auto bumper is coated with a layer of chromium, 0.017 cm thick. The bumper has a surface area of 3.43 x 104 cm2. The density of chromium metal is 7.19 g/cm3. How many atoms of chromium are used in the coating?
a student found that a maximum of 0.800g silver acetate is able to dissolve in 100.0ml of water. what is the molar
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