Answer:
ICMP Echo Request
Explanation:
ICMP Echo Request is a form of probe or message sent by a user to a destination system.
Answer:
a measure of how acidic/base water is.
Explanation:
hope it's helpful (◕ᴗ◕✿)
On the periodic table, the elements colored yellow, which generally border the stair -step line , are considered to be metalloids
It is clean and is blue when you take away air hope i helped.