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In the event of a severe and prolonged shortage of petroleum, suggest one alternative fuel that could be used for automobiles. What do you see as the advantages and disadvantages of your choice of alternative fuel?
Determine How many moles each of Na+ and Cl- are in 0.800 L A physiological saline solution contains 172mEq/ L each of Na+ and Cl-of the saline solution?
Determine how many grams are there in 4.5+10 22 molecules of Barium nitrate and determine what is the molar mass of a gas ?
Describe the hybrid orbitals used by the central atom in O 3 .and also determines what is the number of sigma and pi bonds present in O 3 .
Determine theoretical yield, limiting agent and excess reagent - How much excess reagent remains after the reaction goes to completion
Determine ΔG for this reaction When A is full into a cylinder at a pressure of 9.89 atm and the system is permitted to come to equilibrium, the final pressure was 15.94 atm.? Express your answer in units of kJ/mol
The excess of acid needed 16ml of 0.25M Naoh for neutralization. then Calculate the percentage of calcium carbonate and magnesium carbonate?
Compute the amount of heat required to boil 92.1 grams of benzene (C6H6), start from a temperature of 42.5 degrees Celsius.
Using a phosphorus 12.39 g sample that reacts with 42.54 grams of chlorine to produce only phosphorus Trichloride (PCl3). If it is the only product, determine what mass of PCl3 is formed?
4.00g of H2SO4 solution was diluted with H2O and added with excess of cacl2, and The washed and dried precipitate of BaSO4 weighted 4.08g. Calculate percent H2SO4 in the original acid solution.
Calculate How many mL of the HCl solution was required for the titration.
Determines the rate constant for this reaction and express and determine how many mL of a 0.157M solution of KOH is required to react with 0.385g of CH 3 COOH?
A compound contain 60.87% carbon, 4.38% hydrogen, and 34.75% oxygen then determine its empirical formula?
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