Refer to Part A of the HR Diagram Lab. Which option correctly lists the stars in order from the coolest to the hottest star.

Star colors

Question 7 options:

Star A, Star B, Star C

Star C, Star B, Star A

Star B, Star A, Star C

Star B, Star C, Star A

Determine the empirical formula of a compound containing 40.6 grams of carbon, 5.1 grams of hydrogen, and 54.2 grams of oxygen. in an experiment, the molar mass of the compound was determined to be 118.084 g/mol. what is the molecular formula of the compound? for both questions, show your work or explain how you determined the formulas by giving specific values used in calculations.

If equal masses of the listed metals were collected , which would have a greatest volume ? a. aluminum 2.70,b.zinc7.14,c.copper 8.92,d.lead 11.34

Name the element in group 17, period 2. (periodic table)