Answer:
The real answer for a is-He(helium)4,002602
The answer for b is-Mg(Magnesium) 24.305
Answer:
I screenshot and expained here
https://screenshot.best/A7QIKV.lnk
Explanation:
Answer:
7.5 pounds per square-inch
At sea level, one square-inch of any surface has about 15 pounds of air sitting on top of it. At 18,000 feet, that same square inch has only 7.5 pounds per square-inch (psi) exerted on it.
A simple machine is not hard to function but a complex machine is hard to function.Just in case you dont know what function means, it means to work or start. Lets be friends, friend me