Which formula represents an empirical formula
O (1) CH,2
(2) C, H,
(3) CuH
O (4) CH

Determine the mass of fuel required for the expected energy consumption in the united states for the next ten years. energy use per person per year in the united states = 3.5 x 1011joules base calculations on current population of 310,000,000.

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit