pH sands for and is measure of how many exist in a solution. A neutral solution has a pH of . We can determine pH using indicators such as . and litmus paper.

Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?

Will mark brainliest. (20 points) many have pigments structures known as eyespots that detect direction of light. a. b. archaebacteria c. protists d. none of the above

Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel