Answer: Total number of Protons PLUS Neutrons
Explanation:
Hopes that helps
Porque es Clara y no contiene quimicos
A. Variables, this is because you can choose what you're testing
Answer:
If i'm correct it is carbon dioxide. If i'm not correct sorry!
Explanation:
Answer:
Mg2+ and Ca2+
Explanation:
Hard water are water that happen to contain salts of calcium and magnesium ions. They can occur as chlorides, sulphates, bicarbonates etc. Hard water wastes soap as it requires an above normal amount to form lathers.
The metallic ions are;
Mg2+ and Ca2+