Which of the following chemical formulas shows a covalent compound? co2 (it's a little two to the right of the co) mg0 nacl hbr

What type of electromagnetic radiation has a shorter wavelength than blue light

What are four significant sources of ghgs that come from wostem washington?

Suppose you mix one mole of sulfuric acid (h2so4) with 1 mole of sodium hydroxide(naoh). why does the ph of the solution remain below 7? ( explain so i can get better understanding! )