X-rays, just like sunlight or radio waves, doesn't consistent of an element.
Thyroid hormones contain the element: IODINE
alnico is its own element
No, they don't. Organic compounds have to contain the element carbon.
Organic compounds always contain the element carbon.
Carbon be element, and element always contain more than one compound!
All living sources contain the element Carbon
An atom of any element should contain identical atomic numbers.
C is the symbol for the element carbon
Copper itself an element
Organic compounds contain the element CARBON (C).
Hydrogen is a pure element just like oxygen. This means that they only contain one element.
Aluminium itself is just one element.