Look at the chemical reaction below. ammonium hydroxide
ammonia + water
NH4 - NH3 + H2O
In this reaction:
Ammonia (NH3) is a
ammonium hydroxide (NHA) is a?

i believe the answer is c

oxygen +1 most likely

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]