How is the number of individuals in a biological indicator species population related to the health of the water system? A. If the number of individuals shows a steady decline, the health of the water system is also declining.

B. If the number of individuals shows a steady increase, the pollution in the water system is also increasing.

C. As the number of individuals increases, the population becomes a better biological indicator species.

D. As the number of individuals decreases, the population becomes a better biological indicator species.

Janel’s class studied properties of matter and how matter can change. janel decided she would do an experiment mixing baking soda and vinegar.question: describe the properties of baking soda and vinegar, and explain the changes that janel should see when she mixes the two types of matter. •first, identify the physical state of matter of baking soda. describe another property of baking soda. •next, identify the physical state of matter of vinegar. describe another property of vinegar. •then, explain what janel should see when she mixes the baking soda and vinegar. •describe the states of matter of the new materials that are formed. •explain how janel can be certain a change has occurred. me

If 1.63 times 10 negative 4 of helium dissolves in 100.0g of water, what is the concentration in parts per million

Bose-einstein condensation occurs at what temperature?