A carbon ion has a charge of -2. If a neutral carbon atom 12 protons and 12 neutrons, how many electrons will this ion have?

What approach is required to balance the objectives of sustainable development? balancing the objectives of sustainable development requires a(n) .

What overall charge must all compounds have

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?