HELP ASAP PLEASEEEWhat is the percent composition, rounded to the nearest whole number for each element in sodium chloride (NaCl)?
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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)

When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?

What is the common name for the compound shown here? enter the common name of the compound shown?