Answer:
C.Plant fossils of the same kind of fernlike plants were found on five continents
Answer:
area where it's Summertime and tropical areas
Explanation:
The number of protons in the nucleus determines the atomic number of an element.
Every element has its own characteristic atomic number.
Answer:
Mass = 684.2 g
Explanation:
Given data:
Moles of Aluminium = 25.36 mol
Mass of Al = ?
Solution:
Formula:
Number of moles = mass/ molar mass
Mass = number of moles × molar mass
Molar mass of Aluminium = 27 g/mol
Now we will put the values:
Mass = 25.36 mol × 26.98 g/mol
Mass = 684.2 g