5. An anion of carbon C-4 has how many electrons?
a. 6
b. 8
C. 9
d. 10

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

At the current rate, a graph of carbon dioxide produced by fossil fuels over time would slope upward slope downward be horizontal be vertical

Give a real-world example of an energy transformation that uses two of the following forms of energy: chemical, mechanical, nuclear, gravitational, radiant, electrical, thermal (heat), and/or sound.