A 100 g sample of a gaseous compound of boron as well as
A 1.00 g sample of a gaseous compound of boron as well as hydrogen occupies 0.820 L at 1.00 atm and 3 C. Explain what is the molecular formula for the compound?
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a solution contains 3224mol of base hydroxide from baoh2 explain how many grams of baoh2 17136 gmol are present in the
a 100 g piece of metal at 100 degrees c is transferred to a calorimeter containing 500ml of water initially at 230
explain the heat of combustion for a sample of coal is 230kjg explain what quantity of coal in grams must be burned to
a student prepares a solution of carbonate-free naoh upon drama a rough titration the student finds the concentration
a 100 g sample of a gaseous compound of boron as well as hydrogen occupies 0820 l at 100 atm and 3 c explain what is
the purity of a sample containing zinc as well as weighing 0198 g is determined by measuring the amount of hydrogen
a balloon has a volume of 120 liters at 240 c the balloon is heated to 480 c compute the new volume of the
utilizing the reaction equation hcl naoh rarr nacl h2o compute the number of moles of base that are used in the
an enzyme catalyzed reaction is carried out in a 50ml solution containing 01 m tris buffer the ph of the reaction
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