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Calculate the pH during the titration of 30.00 mL of 0.1000 M KOH with 0.1000 M HBr after 30.26 mL of the acid have been added.
What volume of 0.140 M Hydrochloric acid is required to neutralize 2.68g of Magnesium hydroxide.
How many moles of nitrogen are needed to react with 42 moles of oxygen?
calculate the molarity of an aqueous NaOH solution if 32 mL of it is required to titrate .6789 grams of oxalic acid to a phenolphthalein end point.
The entropy of sublimation of a certain compound is 7.2 J / K mol at its normal sublimation point of 76 C. Calculate the vapour pressure in torr of the compound at 28 C.
A 4.5 g nugget of gold absorbed 276 j of heat. What was the final temperature of the gold if the initial temperature was 25 OC ? The specific heat of gold is 0.129 j/g OC.
If 329 g water at 65.7°C loses 9730 J of heat, what is the final temperature of the water?
N-Phenylmaleimide, can act as a dienophile in the Diels-Alder reaction Draw the structure of the product that would be formed by the treatment of N-phenylmaleimide with
825grams of NO are produced from the reaction of 500grams of NH3 with excess oxygen, what is the percent yield?
Give the structure of the phosphorus ylide and carbonyl compound you might use to prepare the following alkenes
When 28 mL of a 430 mL stock solution containing 2.3 M AlCl3 is diluted to 114 mL, how many moles of Al3+ are in the new solution?
calculate the pressure exerted in the closed end of an apparatus if the atmospheric pressure is 720.0 torr and the height of the water column is 22.3 cm.
When a 2.00-g sample of KSCN is dissolved in water in a calorimeter that has a total heat capacity of 1.083 kJ·K-1, the temperature decreases by 0.460 K.
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