Which of the following objects is a burning ball of mostly hydrogen atoms?
a. an asteroid.
b. a galaxy
c. a star
d. a moon

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called

i think its white blood cells

i hope this

i wish i could with all of them i can barley see the first one so here's the answer to the first one b