Answer:
1 year- 1 mole
time in general- amount of matter
1 second- 1 atom/ particle
Magnesium will give two electrons to oxygen and both will become ions.
The ideal gas law is: PV=nRT
Pressure
Volume
n= moles
R= gas constant
Temperature in Kelvin
(Degrees in celsius +273)
n= PV/RT
(1.00atm)(5.00L)/(.08026)(295K)= .207mol of gas
Answer: Coastlines.
Explanation: South America's and Africa's shoreline interlocks perfectly. Which implies they must have been joined together in history.
Is there meant to be a photo here? there are no options so we can’t answer the question.
