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A hydrocarbon (contains only C and H) is burnt in air to produce CO2 and H2O. The number of moles of CO2 produced is 1.5 times the number of moles of H2O produced. What is the empirical formula of the hydrocarbon? If is molar mass is 120 g/mol, what is the molecular formula?
Write the oxidation and reduction half reactions for this step and write the balanced overall equation. From a table of standard reduction potentials, calculate the standard voltage that would be measured if this reaction were carried out in an el..
Explain what potential lab errors could occur when using a distillation apparatus to determine compositions of different mixtures and refractive indexes in the liquid and vapor phase
Why would a producer decide to produce in a competitive market in which she will earn zero profit in the long run?
a 295- flask contains pure helium at a pressure of 757 . a second flask with a volume of 460 contains pure argon at a
Iron(II) chloride (melting point 677°C) and potassium chloride (melting point 776°C) form the compounds KFeCl3 and K2FeCl4 at elevated temperatures.
After a quantity of NO2(g) is injected into the mixture, the total pressure jumps to 812 torr. Calculate the new partial pressures after equilibrium is re- established.
Calculate the pH of a solution prepared by mixing 1.00 g of imidazole with 1.00 g of imidazole hydrochloride and diluting to 110.5 mL. (FM of imidazole = 68.08. Ka for imidazole = 1.02 * 10-7.)
Determine the inner diameter of the pipe (cm) at point 1. point 1 point 2 Pgauge 162kPa 97kPa Linear Velocity 4.78m/s Height above sea level 14.23m 20.35m Inner diameter of pipe 6.25cm
suppose you wanted to heat a mug of water 250 ml from room temperature 25 c to 100 c to make a cup of tea. how much
The bromine generation reaction is a spontaneous reaction. Must NaI been used instead of NaBr would I2 be formed? Validate with calculations. Initial reaction of NaBr and NaClO Bleach to produced Br2.
aqueous solution of sodium chloride (NaCl). What mass of NaCl would you need to dissolve in 500 g of water to make this solution?
a 340 g aluminum cup holds and is in thermal equilibrium with 750 g of water at 83degc. the combination of cup and
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