Select the correct answer. Erica is working in the lab. She wants to remove the fine dust particles suspended in a sample of oil. Which method is she most likely to use?

Why do sodium and neon have vastly different chemical and physical properties despite having similar atomic masses?

How many moles of water are created if 3 moles of hydrogen react completely with excess oxygen?

Which best describes the present-day universe? opaque, expanding very slowly, stars produce heavy elements transparent, expanding at an accelerated rate, stars produce heavy elements opaque, expanding at an accelerated rate, stars produce only hydrogen and helium transparent, expanding very slowly, stars produce only hydrogen and helium