Determine the number of grams of co2 are formed
Determine the number of grams of CO2 (Mm = 44.0 g/mol) are formed in the combustion of 19.0 g of C8H18 (Mm = 114.2 g/mol)? 2C8H18 + 25O2 16CO2 + 18H2O
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A solid having the sample of A 27.13-g is placed in a flask. The solid is insoluble in the Toluene, is added to the flask so that the complete volume of liquid and solid together is 50.0mL.
Determine the number of minutes does it take for the concentration of the reactant,[A], to drop to 6.25 % of the original concentration when a certain first order reaction has a rate constant of 5.70 *10-3 s-1 at 45 degrees C.
If the electron returns to the ground state, explain in which level was it before the photon was emitted where a hydrogen atom in an excited state emits a photon of frequency = 2.924 x 1015 s-1.
The weights of packets of cookies produced by the certain manufacturer approximately follow the normal distribution with mean of 202 grams and standard deviation of 3 grams.
Determine the number of grams of CO2 (Mm = 44.0 g/mol) are formed in the combustion of 19.0 g of C8H18 (Mm = 114.2 g/mol)?
A soft-drink vending machine is set so that amount of drink dispensed is normal random variable with mean of 200 milliliters and standard deviation of 15 milliliters. Determine the probability that X, the amount of drink dispensed (in milliliters)
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Determine them utilizing either law of sines or law of cosines. Angle A is 22degrees opposite side length 13. Angle C and opposite side c length is unknown. Angle B is unknown opposite side b length 15.
Determine the number of kilograms of aluminum are formed in the 24.0 hours by the electrolysis of molten AlCl3 when the current is needed the 100.0 A
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