By looking at the uncertainty of the bacterium's position, did the student have a valid point?

a. the student has a point. the uncertainty of the bacterium's position is much larger than the bacterium itself.

b. the bacterium's size and the uncertainty of its position are about the same magnitude.

c. the student should have little trouble finding the bacterium in the microscope the student is wrong.

d. the uncertainty of the bacterium's position is tiny compared to the size of the bacterium itself.

What term describes technology that operates on an atomic level

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.

In one or two grammatically correct sentences, write a definition for the term molecule geometry