Chemistry, 06.07.2019 08:00 jamaiciaw6
Ablock of aluminum occupies a volume of 15.0 ml and weighs 40.5 gallons what is the density
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Chemistry, 22.06.2019 16:50
Which element is least likely to undergo a chemical reaction
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Chemistry, 22.06.2019 18:00
Answer asap need to be answered by wednesday morning explain how a buffer works, using an ethanoic acid / sodium ethanoate system including how the system resists changes in ph upon addition of a small amount of base and upon addition of a small amount of acid respectively. include the following calculations in your i. calculate the ph of a solution made by mixing 25cm3 0.1m ch3cooh and 40cm3 0.1m ch3coo-na+. [ka = 1.74 x 10-5 m] ii. calculate the ph following the addition of a 10cm3 portion of 0.08 m naoh to 500cm3 of this buffer solution. iii. calculate the ph following the addition of a 10cm3 portion of 0.08 m hcl to 200cm3 of the original buffer solution.
Answers: 3
Chemistry, 23.06.2019 00:30
What is the percent by mass of magnesium sulfate in mgso4.7h2o
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Chemistry, 23.06.2019 12:30
What would happen to a weak base dissociation equilibrium if more products we added
Answers: 1
Ablock of aluminum occupies a volume of 15.0 ml and weighs 40.5 gallons what is the density...
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