user: Question: What was the equation if k_{\mathrm{h,px}} = \frac{p}{x} is 12.30 × 10?
Columns: ['equation:', 'k_{\\mathrm{H,pc}} = \\frac{p}{c_\\mathrm{aq}}', 'k_{\\mathrm{H,cp}} = \\frac{c_\\mathrm{aq}}{p}', 'k_{\\mathrm{H,px}} = \\frac{p}{x}', 'k_{\\mathrm{H,cc}} = \\frac{c_{\\mathrm{aq}}}{c_{\\mathrm{gas}}}']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['O 2', '769.23', '1.3 × 10−3', '4.259 × 10', '3.181 × 10−2']
SQL:

assistant: SELECT "equation:" FROM "Table" WHERE "k_{\mathrm{H,px}} = \frac{p}{x}" = '12.30 × 10';