In general, as the radius of a star increases its increases

A) luminosity

B) density

C) color

D) spectrum

Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!

Ahydrogen atom has 1 electron. how many bonds can hydrogen form? a) 1 b) 2 c) 3 d) 4 e) 5

If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5