The surface tension of a liquid results from an imbalance of intermolecular attractive forces, the cohesive forces between molecules: A molecule in the bulk liquid experiences cohesive forces with other molecules in all directions. A molecule at the surface of a liquid experiences only net inward cohesive forces.
Answer:
i think it may be 50 dont be mad if im wrong
Explanation:
recessive takes over from what i read i dont see any o so it can be half a half b so 50...
Their years fly by quicker maybe.
The control (choice A) I believe :)