How many moles are there in a 122 gram sample of nickel (Ni)? 7.16 x 103 moles
6.22 mol
2.08 mol
0.481 mol

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

Why does asexual reproduction result in offspring with identicle genetic variation

Aplanet similar to earth has four moons roughly the same distance away. the moon that will most affect tides on the planet is the one that has the greatest a) mass. b) volume. c) density. d) amount of water.