The dissolved oxygen level of water in Stream Z was recently tested. It was found to have a DO level of 4 ppm. Is this considered low or high? ANSWER ASAP ANYBODY PLZ PLZ!
due tomorrow (may 20th)

What occurs to the cell during mitosis

What is the difference between a scientific hypotheses and a scientific theory?

The starting materials in a nuclear change have a total mass of 2.3465 x 10-27 kg. after the change, the resulting materials have a mass of 2.3148 x 10-27 kg. how much energy was released during the change? 2.85 x 10-12 2.08 * 10-10 j 0 211 * 10-10 j 8.56 * 10-43