What volume of 12 M NaOH and 2 M NaOH should be mixed to get 2 litres of 9 M NaOH solution?

Can someone check my work 98 5.05 acids and bases for this assignment you will be comparing acids and bases. the chart below will you organize the information needed: acids bases chemical properties (2) deodorant detergent vinger dish soap physical properties (2) orange juice toilet cleaner drain cleaner window cleaner ph level acid ph goes from 0-4 bases ph goes from 10-14 examples around you (2) vinger coffee lemon juice dark chocolate

What are the coefficients to balance the following equation? ba+br2=babr2

Which substance produces hydroxide ions in solution? a. an arrhenius acid b. an arrhenius base c. a brønsted-lowry acid d. a brønsted-lowry base e. an amphoteric substance