What is the empirical formula of a molecule containing 18.7% lithium, 16.3% carbon, and 65% oxygen?

Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?

What causes different colors to appear in the sky? the absorption of light by air molecules the reflection of light by bodies of water the greenhouse effect in earth's atmosphere the scattering and reflection of light by dust particles

Which of the following substances is the most soluble in water? a. sodium chloride b. methane c. bromine d. carbon