Identify all the signs of a chemical change in the description below: A clear liquid is placed in a beaker and heated. As the liquid is heated, bubbles form and, gradually, the liquid decreases in the container.

Identify which properties could correspond to solids, plasmas, or both. maintain a unique shape. collide infrequently with other particles. have very high velocities. conduct electricity. protons. have a low temperature. has long-range order.

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles

If a solution had a ph of 7 what is the solution