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An aqueous solution of perchloric acid is standardized by titration with a 0.137 M solution of sodium hydroxide.
If 10.4 mL of base are required to neutralize 24.7 mL of the acid, what is the molarity of the perchloric acid solution?
____________M perchloric acid
Calculate the quantity of electricity Q, Calculate the moles of copper and silver deposited, Calculate the amount of copper and silver that will be deposited by 96500 coulombs of electricity
consider 4.40l of a gas at 365 mm hg and 20 degrees celcius. if the container is compressed to 2.00l and the
Give TWO possible reactions you could use in each case and write an equation for each reaction.
Make a comparison between the magnitude of the displacement and the distance travel by this object.
Question- Table salt, NaCl(s), and sugar, C12H22O11(s), are accidentally mixed. A 3.50-g sample is burned, and 2.90 g of CO2(g) is produced. What was the mass percentage of the table salt in the mixture
a solution of ethanol c2h5oh in water is prepared by dissolving 63.5 ml of ethanol density 0.79 gcm3 in enough water
1. the combustion of ammonia in the presence of excess oxygenyields no2g and h2og4nh3g 7o2g rarr 4no2g 6h2ogthe
Propose a method to accurately measure the melting point of vegetable oil both before and after hydrogenation. Keep in mind that it will be too thick and greasy to insert in a capillary tube
How much heat is realesed at constant pressure if a 10.0-L tank containing 87.0atm of hydrogen sulfide gas condenses at its boiling point of -60.0 Celsiuse?
The lactic acid molecule, CH3CH(OH)COOH, gives sour milk its unpleasant, sour taste. Draw the Lewis structure for the molecule, assuming that carbon always forms four bonds in its stable compounds.
Suppose you have a sample of sodium weighing 11.62 g. How many atoms of sodium are present in the sample?
two moles of neon gas initially at 315.2k and a pressure of 12.7 atm are compressed adiabatically to one-second of
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