What is the role of electrons within an
atom?
A.
Electrons are in the nucleus and have a
negative charge
B. Electrons are in the nucleus and have a
positive charge
C. Electrons are outside the nucleus and
have a negative charge
D. Electrons are outside the nucleus and
have a positive charge

shield volcanos are angry and get mad over the smallest things so much that there heads erupt   pahoehoe and a'a lava. a composite volcano is the poller opposite of a shield volcano. its   peaceful thing and knows how to control its emotions.      

no statements shown

the atomic number of carbon is six, which means that a carbon atom has six protons. carbon has three naturally occurring isotopes: carbon-12, carbon-13, and carbon-14. which of these statements are true about carbon and its isotopes? select all that appl