Which of these extends the farthest out into the ocean ( beach berm or shore)

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.

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.

Which sample at stp has the same number of atoms as 18 liters of ne at stp