A cross-section of the sun with labels A through E. A: center. B: layer outside the center. C: next layer, above B. D: outermost layer. E: glowing rays extending from the sun.
Identify the parts of the Sun labeled A, B, C, D, and E.

Label A

Label B

Label C

Label D

Label E

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.