Suppose you had a clear, colourless gas. Describe a test you could preform to figure out its identity. Describe the test and the results you would expect for that gas.

Much of the general structure and physical properties of the interior of the earth are inferred from: a)deep oil and gas bore holes b)geologic investigations c)analysis of seismic waves d) study of volcanoes

If a reactant was removed, did the new equilibrium system shift to make more reactants or more products?

Which best describes how johannes kepler developed his laws of planetary motion