Acarbon atom can form four covalent bonds. how many valence electrons does a carbon atom have?

Sara is creating an experiment. her hypothesis states the following. if i increase the air in my tires, then i will get better gas mileage. if this is her hypothesis what column titles do we need in our date table? a. air pressure in tire (psi) and gas mileage (mph) b. air pressure in the atmosphere (psi) and gas mileage (mph) c. miles (m) and gallons per mile (g) d. old battery and new battery

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

Dao makes a table to identify the variables used in the equations for centripetal acceleration. what quantities belong in cells x and y?