1. In the reaction 2 Na2S2O3+12 Na2S406 +2Nal the equivalent
weight of Na2S2O3 (mol. wt = M) is
equal to
b
M/2
M/3
d. M/4
a. M
С.

It's easier to eliminate negative self-talk when we              a.  ignore the fears that trigger it.    b.  actually hear the negative thoughts we think.    c.  let it turn into imagined risks.    d.  try not to think of the worst things that can happen.