Without the comma, the above sentence appears to be asking if the actually ate bob. a. friend
b. bird

Identify the type of synthetic material used in each object

Which accounts for an increase in the temperature of a gas that is kept a constant volume

When electrons are added to the outermost shell of a carbon atom, it forms--an anion that has a larger anion that has a smaller cation that has a larger cation that has a smaller radius.