Temperature of the water_
Reaction time _

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.

The equation picture below shows which type of nuclear reaction u 235 + n x e 134 + sr 100 + 2n