How many total moles of ions are present in 0.0158 mol of nacl?

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

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.

What is the significance sodium hydroxide and hydrochloric acid