How many liter of hydrogen gas can be produced by 12.3 grams of sodium reacting with excess water.

What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots

Identify the electromagnets with poles that are reversed from the electromagnet shown above

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?