The table below shows the content in mg of some chemical elements found in 100g of milk: Chemical Elements
Potassium
Calcium
Chlorine
Phosphorus
Sodium
Content in mg Found
in 100 g of Milk
140
130
100
90
75
1. Write the chemical symbol of each of the elements given in the above table.
2. Name the family to which these two elements belong.
3. Calcium belongs to group II and to the fourth period of the periodic table.
Specify its atomic number.

... chloride, calcium, potassium, and zinc was signifi- ... of cow and goat milk pasteurization on element retention ... certified American Chemical Society (ACS);. Whatman ... goat milk. Table 2 gives the content of 17 elements of ... found .0026 rag/100 g in raw and .0024 mg/100 ... mg/100 g chloride content (27) and another.

the mantle

explanation:

earth is divided into three layers: the crust or the outermost layer on which we live; the underlying, middle layer - the mantle - and the core (the innermost layer of earth).