I might go with d it seems right to me hope this helps.
A
and it is D for your ansower
Explanation:
E. Molarity of vinegar
i hope u get this i tried to figure it out hopefully im right
good luck!
In diesel engines, the chemical energy in the fuel is changed to heat energy, causing the pistons to expand via mechanical energy. The mechanical energy is finally converted to kinetic energy, which is observed as the movement of the vehicle.
Answer:
Periods have consecutive atomic number as they are in a row and groups are vertical meaning they are in a column and groups have similar properties