The elements in groups 3-12 are known as:
a. the transition elements.
b. the halogens.
c. the noble gases.
d. the alkali earth metals.

Temperature and kinetic energy are proportional. a) adirectly b) directly c) indirectly

Use the gizmo to find the concentration of the mystery ch3cooh. use the titrant and indicator shown below perform the titration. what is the titrant volume? titrant analyte indicator titrant volume analyte concentration naoh ch3cooh phenophthalein select one: a. 20.0 ml b. 27.0 ml c. 30.0 ml d. 24.0 ml

What are scientists who study fossils called? ( a ) astronomers. ( b ) biologists. ( c ) geologists. ( d ) paleontologists.