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when ethane (C2H6) is burned, how many grams of oxygen are needed to react with 477 grams of ethane?
A compound contain 60.87% carbon, 4.38% hydrogen, and 34.75% oxygen then determine its empirical formula?
A flask of one litre is filled with 1.30 grams of argon gas at the temperature of 25 degrees Celsius. A sample of ethane (C2H6) vapor is combined to this flask until the total pressure becomes 1.10atm now determine the partial pressure of Ar Gas ..
Complete the following equations in molecular form. The reactant coefficients are correct. Indicate precipitation, redox, or acid – base. Write the equations in NET ionic form (no spectator s). Balance charges and use the correct suffixes.
Using the information below, calculate the mass of benzene in each phase and find the total mass of benzene at the site.
Using a sample of CO 2 occupies a 2.54dm^3 container at STP. Determine the volume of the gas at a pressure of a temperature of 26.0 degree Celsius and 150.0 kPa?
A reverse osmosis plant desalinates 5x10^6 L/day of feedwater containing 1500mg/L of salts yielding 3x10^6 L/day of product water with 75 mg/L of salt. What would the salt concentration be in the brine?
Determine how much heat is released at constant pressure if 471.0 g of NO2 is produced,?
E85 fuel is a mixture of ethanol and gasoline. What is the mass in kilograms of E85 (d=0.758g/mL) in a 14.0 gallon tank.
Compute the change in entropy of the universe if water vapor of one mol condenses to liquid water at the temperature of 100°C in a thin flask in an ambient laboratory temperature of twenty five degree celsius.
a cylinder measuring 3.4 cm wide and 4.0 cm high is filled with gas. The piston is pushed down with a steady force measured to be 275 kpa
What organic product(s) is formed when 1-methylcyclopentanol is heated in the presence of an acid catalyst?
What is the percent yield of a reaction in which 111.6 g phosphorus trichloride reacts with excess water to form 60.8 g HCl and aqueous phosphorous acid (H3PO3)?
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