Along each row of the periodic table, A. atomic mass is the same for all elements in the row. B. atomic mass changes in no set pattern. C. atomic mass increases from left to right. D. atomic mass decreases from left to right.

Can someone me with questions 15 to 17 plz.

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

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2