Which of these subatomic particles adds the most mass to an atom? a. proton b. it depends on what the element is. c. electron d. photon

What is meant by the statement" the melting poin of glycerine is 13 degree celsius

If steel is more dense that lake water, why can a boat float

What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force