when sodium metal is dropped in water, hydrogen gas in liberated due to extreme heat released as the reaction is exothermic, gas catches fire.
G. H2S contains two hydrogen atoms
Answer:
The bottom is troposhere the next is sratoshere,mesosphere,thermosphere then exoshere
Explanation:
<h3>
Answer: Choice A) 0-7</h3>
Explanation:
If the pH is between 0 and 7, then we have an acid.
If the pH is between 7 and 14, then we have an alkaline base.
If pH = 7, then it's neutral.