B .pure water it’s made up of oxygen and hydrogen “H2O”
Answer:
The elements in the alkaline earth metals group; beryllium (Be), magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba), and radium (Ra), have two electrons in their outer electronic shell.
Explanation:
The answer is 6,125. To get this you multiply both by 9.8
