Chemistry, 28.10.2020 17:50 DeathFightervx
I need to wright an essay on bacteria so what topic in bacteria is good for me to wright about?
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Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %
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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.
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Chemistry, 22.06.2019 22:30
Which of the following molecules is polar? c3h7oh c2h5cooh
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Chemistry, 23.06.2019 03:50
What is the equation fort the alkaline zinc/manganese dioxide cell. a) anode b)cathode c)overall equations.
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I need to wright an essay on bacteria so what topic in bacteria is good for me to wright about?...
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