A pure gold bar is made up of only particles.

A. nickel
B. copper
C. god
D. gold

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.

Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .

What if it is did darwin used to support his theory of evolution