Why NACL has no water of crystallization ?

Calculate the h3o+ concentration in a solution of acetic acid if the concentration of molecular acetic acid present at equilibrium is 9.97x10^-3 m and k for the dissociation is 1.86x10^-5. ch3cooh(aq)+h2o(> h3o^+(aq)+ch3coo^-(aq)

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate