A scientist measures the growth of a bamboo plant over time. The table
below shows the results.
Time (hours) Height (cm)

10
1.2
20
1.5
30
1.8
40
2.1
50
2.4
60
2.8

How tall was the bamboo plant after 30 hours?

OA. 2.1 cm
OB. 1.8 cm
OC. 1.5 cm
OD. 2.4 cm

the reaction mixture contains some ammonia, plus a lot of unreacted nitrogen and hydrogen. the mixture is cooled and compressed, causing the ammonia gas to condense into a liquid. the liquefied ammonia is separated and removed. the unreacted nitrogen and hydrogen are then recycled back into the reactor .

c (diamond),

sio2 (quartz)