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r2 deaker and c3 phosphate are titrating 100 ml of monoprotic acid (HAc) with a .5M NaOH solution. the equivalence point was reached after the addition of 15 ml. what is the concentration of the acid in molarity?
Calculate the Gibbs free energy (in kJ/mol) at 80 degrees celsius. Assuming that the change in enthalpy is negligible over this temperature range
how thick of a veneer is required if some of the water from the meteorite dissociates and the resulting oxygen is used to oxidize one third of Fe+2 in the outer 800 km of the 6000 km proto earth to Fe3+?
The first step in the Ostwald process used to produce nitric acid is the formation of nitric oxide from ammonia and oxygen.
Using a liquid sample of Na that has a molar heat of fusion of 2.06 kj/mol calculate the number of moles in a liquid sample of Na if sample releases 41.4 kj when it freezes?
A calibrated flask was filled to the 25 mL mark with ethyl alcohol. By weighing the flask before and after adding the ethyl alcohol, it was determined that the flask contained 19.7325 g of alcohol.
calculate the molar enthalpy of evaporation of water at 100 celcius?
Water autoionizes to produce hydronium ion and hydroxide ion. The product of the concentrations of these ions equals the water autoionization constant, Kw.
Balance each of the following neutralization reactions. Express your answer as a chemical equation. Identify all of the phases in answer.
How many milliliters of an aqueous solution of 0.180 M manganese(II) bromide is needed to obtain 12.8 grams of the salt ?
A sample of Oxygen is collected in a 206 mL container over water at 15C, and the barometer reads 793 torr. What volume would the dry gas occupy at 704 torr and 15C? Water's partial pressure at 15C is 12.8 torr. Answer in units of mL.
How would you synthesize Acetophenone starting from an Alkene? Identify and draw the structure of the starting compound
how many grams of silver chloride can be prepared by the reaction of 100.0 mL of 0.20 Moles silver nitrate with 100.0 mL 0.15 Moles calcium chloride. Calculate the concentrations of each ion remaining in solution after precipitation is complete.
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