Molybdenum is a chemical element with symbol Mo. it is placed in group 6 of the periodic table and it is d-block element.
Whose:
Atomic number - 42
Atomic mass - 96
Number of valance electron - 1
Number of electrons in the n-3 shell - 18
Number of neutrons -54
Answer:
10 B and 11 C thats what I got
Answer:
Environment.
Explanation:
The respiratory system interacts with the environment by contracting and expanding the diaphragm and chest in order to do breathing. When the muscles in the diaphragm contracts and the expansion of chest occurs, takes the air inside the body that is present in the outside environment for inhalation of oxygen while on the other hand, when the diaphragm expands and chest contract, the air inside the body is removed with the removal of carbondioxide gas.
Three layers. The epidermis is the top layer of skin. This layer is for making new skin cells, provides a waterproof barrier, gives skin its color and is your protective layer. The dermis which is responsible for supply blood to your skin, hair growth, and the production of sebum (oil) and sweat. Lastly, the hypodermis which is basically made of connective tissue and fat and good for regulating your body temperature (1, 2, 3).
Umm what do you want me to do i dont undrestand
