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4 KO2 + 2 H2O + 4 CO2 4 KHCO3 + 3 O2How many moles of O2 will be produced if 4.83 moles of CO2 react completely?
A copper tube is 1 inch in diameter and 2 feet long, it is filled with steel balls of 1 inch diameter. The space between the balls is filled with water. the specific gravity of the steel b all is 7.8. What is the bulk denisty of the contents of th..
Determine the change in Ssys for the process if the specific heat capacity for ethanol = 2.42 J/g K. express your answer in units of J/K
25.0 cm3 of a saturated solution of Ca(OH)2 required 21.0 cm3 of 0.0500 mol dm-3 HCl for complete neutralisation. Calculate the [OH-(aq)] and the [Ca2+(aq)] in the saturated solution.
a chemical reaction release 1240 J of energy. the energy is all absorbed by water (423 g) containing the reactants. if water was initially at 19.6 degrees, what will be it final temperature
how many grams of lead (II) chloride is produced when 13.87 g lead (II) nitrate combines with hydrochloric acid to produce lead (II) chloride and nitric acid?
Reaction of p-aminophenol with acetic anhydride to produce acetylaminophenol, In an experiment, acetylaminophenol is produced from the reaction of p-aminophenol with acetic anhydride.
calculate the approximate volume of a 0.600 mol sample of gas at 15.0 degrees Celcius and a pressure of 1.10 atm.
if the freezing point of a .106 m CH3COOH solution is -.348 degrees Celsius, calculate the percent of the acid that has undergone ionization?
A portable water heater transfers 225 watts of power to 5.5 L of water. How much time will it take the water heater to heat the 5.5 L of water from 22 to 40 degrees Celsius?
a soulution is prepared by mixing 25.0ml of .100M HCL and 2.00mL of .200M NaCl. what is the molarity of the chloride ion solution
Chemical Structure and Hydrogen Bonds in Base Pairs, Draw the chemical structure of a correctly base paired G-C pair, then re-draw the pair with a propeller twist these answers should all be on one page following box G.
Write equations illustrating the reactions with water of the following acids. Indicate strong acids with a single arrow and weak acids with equilibrium arrows. Use hydronium ion in you answer if needed.
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