Chemistry, 29.10.2019 05:31 stuckonquestions
Abuffer contains 0.19 mol of propionic acid (c2h5cooh) and 0.26 mol of sodium propionate (c2h5coona) in 1.20 l. you may want to reference (pages 721 - 729) section 17.2 while completing this problem. part a what is the ph of this buffer? express the ph to two decimal places. php h = nothing request answer part b what is the ph of the buffer after the addition of 0.02 mol of naoh? express the ph to two decimal places. php h = nothing request answer part c what is the ph of the buffer after the addition of 0.02 mol of hi? express the ph to two decimal places.
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Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
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What is the chemical formula for the compound formed between sodium and flour one
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Abuffer contains 0.19 mol of propionic acid (c2h5cooh) and 0.26 mol of sodium propionate (c2h5coona)...
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