An acid is a substance that hints an acid is a substance that reduces the hydrogen ion concentration of a solution forms covalent bonds with other substances is a versatile solvent contains hydrogen increases the hydrogen ion concentration of an aqueous solution

The answer to this question would be: Increases the hydrogen ion concentration of an aqueous solution
Acid is the substance that will donor proton, which was H+ atoms. In acid solution, there are more H+ ions than OH- ions. This solution will have pH lower than 7

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.

Aphysical change is one that you can put in and remove like a ham sandwich. the stuff you put in there can be changem its not permanet. a chemical change is on that can't be change thats permanet. like when you make a cake and bake it. you can't get those ingredients back.