Which statement describes the periodic table?
it is a scientific model.
it is a scientific experiment.
it is a hypothesis.
it is the scientific method.

If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)

Which of the dna typing techniques do you think you would choose if you had to analyze a dna sample? why?

Fossil fuels are organic compounds that are made from