Which of the following would be considered abiotic factors? Choose all that apply a. Interactions among a fish
b. water
c. rocks and shells
d. algae that gets energy from the son.

PLS HELP

What is the molecular formula of a hydrocarbon with m+ = 166? (write the formula with no subscripts, e.g. c4h10.) what is the sum of rings and double bonds in this compound?

Strong conductivity of plasma allows it to act and react as and

The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.