Which kind of substance accepts an electron pair?
base
hydroxide ion
acid
alkali

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

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles

Determine the reaction and balance the following equations urgent due in the morning