Which of these is used to extract soldium? a)Down's processb)Castner-kellener's process

c)Kellener-Solvay's processd) Solvay's process

Which of the following methods uses the decay of atomic particles in an object to find its exact age? a. fossil dating b. geologic dating c. radioactive dating d. relative dating

What is the independent variable in this investigation? mass volume sample number substance density

The graph indicates the running route for tobias. which best describes his run? from time 0 to 6, he went fast and then slowed down. from time 6 to 10, he was at his slowest. from time 12 to 14, he went very slow. from time 14 to 18, he went toward the starting point.