Methyl butanoate has been isolated from pineapple oil and can be prepared by the Fischer esterification reaction shown below. Write the complete stepwise

mechanism for this reaction. Show all eletrons flow with arrows and include all intermediate structures​

The excretory system,need answers for all: )

Amixture with the same composition throughout is!

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.