Answer: is A
Reason: because the rest are common...
I am probably wrong but I would think 900. I wouldn’t submit that without somebody backing me up though.
The answer is A.
Hope this helps,
kwrob
Answer:
<h2>Boiling is a very simple method of water disinfection. Heating water to a high temperature, 100°C, kills most of the pathogenic organisms, particularly viruses and bacteria causing waterborne diseases. In order for boiling to be most effective, the water must boil for at least 20 minutes. </h2>
Explanation:
At 1.0 mol/min my teacher told me when I asked her yuh