Igive 21 +! quicksand can be frightening until you understand how it works. describe something that seemed scary to you until you learned more about it.

If two atoms are bonded to a central atom with no lone pairs, how will they be arranged

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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.