Which of the following is a strong base? Multiple Choice
NH3
Ca(OH)2
Al(OH)3
B(OH)3
CH3OH

Which feature do highland climates have that lower elevation areas do not?

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

In 2002, the rare earth elements mine in mountain pass, california was closed because