What kind of geological event do you think happened where two plates are colliding

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.

The reaction q+r2=r2q is found to be first order in r2 and

In numbering carbon atoms in the parent chain of a hydrocarbon, why would you number from right to left, rather than left to right