E= mc2 means that
a. electricity equals matter.
b. energy balances matter.
c. the speed of light is energy.
d. matter can be converted into energy.

Which force is most responsible for binding together an atom's protons and neutrons? electrostatic gravitational nuclear magnetic

4. a 75.0 g piece of ag metal is heated to and dropped into 50.0 g of water at the final temperature of the mixture is what is the specific heat capacity of silver? 5. a 465 g chunk of iron is removed from petrucci, ralph h.. general chemistry (p. 290). pearson education. kindle edition.

The record distance in the sport of throwing cowpats is 81.1 m. this record toss was set by steve urner of the united states in 1981. assuming the initial launch angle was 45° and neglecting air resistance, answer the following. (a) determine the initial speed of the projectile. m/s