Asolution of benzoic acid (c6h5cooh) that is 0.20 m has a ph of 2.45. what is ka for benzoic acid? view available hint(s) a solution of benzoic acid () that is 0.20 has a ph of 2.45. what is for benzoic acid? 0.018 3.6×10−3 25 6.4×10−5

When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?

The diagram shows the relationship between scientific disciplines.the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a.physics b.biology c.chemistry d.metallurgy

The graph indicates the running route for tobias. which best describes his run? from time 0 to 6, he went fast and then slowed down. from time 6 to 10, he was at his slowest. from time 12 to 14, he went very slow. from time 14 to 18, he went toward the starting point.