In what part of the Milky Way galaxy are the stars packed closest together?

A) the halo
B) the disk
C) the nucleus
D) and open cluster

Please explain thank you

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.

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader