Asolution has a ph of 10.3. when a solid is dissolved in the solution, the ph changes to 9.6. what can be inferred from this observation? a. the solid is basic.  b. the solid contains hydroxide ions.  c. the solid is acidic.  d. the solid contains hydrogen ions.

Several mountains together form a mountain . a few of these combined form a mountain system. several systems combined form a mountain , which can stretch thousands of miles in length.

How to tell if a molecule is polar or nonpolar with electronegativity

Greg drew a diagram to compare two of the fundamental forces. which labels belong in the areas marked x, y and z? gravitational force electromagnetic force x. attractive y repulsive z: infinite range x: infinite range y attractive z. repulsive x. always attractive y: infinite range z: attractive or repulsive x. attractive or repulsive y infinite range z: always attractive