Will give brainliest if your correct. are traces of preexisting life, which may exist in the form of shells, bones, or impressions of plant leaves and soft body parts. a. rock records b. fossils c. fauna d. flora

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.

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

How do i complete this electrolysis of water lab? i’m at home, so i don’t have the materials, and the lab didn’t properly work and was incomplete at school.