Refer to Part B in the HR Diagram Lab. In general, as the radius of a star increases its increases.

Question 8 options:

density

luminosity

spectrum

color

For the following, determine the type of reaction and then give products.

The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom