Which of the following correctly orders the methods of solid-waste management in terms of energy required? A.
Recycle Reduce Reuse

B.
Recycle Reuse Reduce

C.
Reduce Reuse Recycle

D.
Reuse Recycle Reduce

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

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

Marcel just purchased 1.69 grams of iron fillings in order to make living putty for his 6 year old niece. how many moles of iron are made in his sample?