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How many grams of oxygen would be used to completely react with 1290 grams of pentanone? then calculate the grams of water formed during this reaction
C5H10O+ O2------- CO2 +H2O
sodium carbonate reacts with hydrochloric acid as shown below in an unbalanced chemical equation. what mass of co2 is
Calcein indicator is added to the solution. The sample then requires 10.00 mL of 0.0120 M EDTA for titration. Calculate for this sample (a) the molarity of the calcium present, (b), the molarity of the magnesium present, and (c) the total hardness..
Calculate the heat released when 2.00 L of Cl2(g) with a density of 1.88g/L react with an excess of sodium metal at 25oC and 1 atm to form sodium chloride.
What is the molarity of a solution made with 2.4g of LiOH (molar mass=23.9g/mol) dissolved to make 1.5L of solution
A bag of potato chips contains 595 mL of air at 30.0 degrees celcius and a pressure of 770 mm Hg. Assuming the bag does not break, what will be its volume at the top of a mountain where the pressure is 438 mL and the temperature is 8.00 celcius?
Write the complete ionic equation for the reaction that occurs when a few drops of HCl are added to the buffer.
How much heat energy is needed to raise the temperature of 2.01 Kg of this oil from 23 C to 191 C?
Draw the structures of [Co(NH3)6]Cl3 and [Co(NH3)5Cl]Cl2. Explain the difference between the chlorides in [Co(NH3)6]Cl3 and [Co(NH3)5Cl]Cl2.
What is the change in internal energy (in J) of a system that absorbs 0.603 kj of heat from its surroundings and has 0.903 kcal of work done on it
What is the theoretical amount of oxygen required for the fuel mixture. What amount of air is added to the fuel mixture. How many moles of methane are present in the product gas
Determine the pH of the solution containing 8*10^(-3) M each of HF and NaF. Assume that NaF dissociates completely. Acid Dissociation constant for HF is Ka=6.3*10^(-4).
Calculate the amount of heat required to completely sublime 53.0 g of solid dry ice CO_2 at its sublimation temperature. The heat of sublimation for carbon dioxide is 32.3
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