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Problem- What is the empirical formula of a hydrocarbon if complete combustion or 5.900 mg of the hydrocarbon produced 19.201 mg of CO2 and 5.895 mg of H2O? Be sure to write C first in the formula.
empirical formula =
What is the molecular formula if the molar mass of the hydrocarbon is found to be about 80
molecular formula =
I require expert help to solve the above question. Illustrate each and every step
Determine the calorimeter constant or eat capacity, for this calorimeter if the specific heat for water= 4.184 J/goC.
A solution is 0.05 M in Cr2O7^-2 and 0.003 M in Cr3-. If the pH is 4.0, What is value of the potential of the half reaction?
Aqueous silver nitrate was then added to precipitate the Cl- and Br- ions as AgCl and AgBr. The mass of silver halides obtained was 0.9974 g. What are the molarities of HCl and HBr in the original solution
Write a balanced molecular equation for this reaction. Remember to balance the electrons gained and lost.
A mass of 1.37 g of an unknown gas is introduced into an evacuated 1.70 L flask If the pressure in the flask is 0.814 atm at 98 degrees C, which of the following gases might be in the flask?
Pheromones are compounds secreted by the females of many insect species to attract males. One of these compounds contains 80.78 percent C, 13.56 percent H, and 5.66 percent O. A solution of 1.00 g of this pheromone in 8.50 g of benzene freezes at ..
15.0 g of steam at 373 K is added to 250.0 g of H2O (l) at 298 K at constant pressure of 1 bar. Is the final state of the system steam or liquid water? Calculate ?S for the process.
One of those bands consists of radio waves with a wavelength near 20.m . Calculate the frequency of these radio waves. Be sure your answer has the correct number of significant digits.
How would you prepare 3-methylheptane from either, butane, 1-bromobutane, or 2-bromobutane?
What color- red or blue- would you expect each of the following to produce when added to litmus
empirical and molecular formula what are both the empirical and the molecular formula for the compounds described
Predict any precipitates that are formed when the following solutions are mixed and give the net ionic equation. Ba(NO3)2 solution and KOH solution.
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