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Yes, chemically lead is made up of only one atom, it is an elemet (Pb on the periodic table).Its atomic number is 82.
Dissolving salt in water results in a homogeneous mixture called a solution. The salt particles are evenly distributed throughout the water, creating a single phase where the salt ions are surrounded by water molecules.
how did it get its name
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Krypton is an element.
Mercury.
Elemet
Atoms are in any elemet
Elemet
Compound because it has more then one element in it.
It is when the molecule of a certain element only contains one atom of that elemet.
Oxygen is the most abundant element on earth. nitrogen
Assuming the request is for a sentence using the word "element" (since there is no English word "elemet"), here are two examples:Helium is the chemical element with atomic number 2.One big advantage to Drew's plan was that it had the element of surprise.
Atom number 20 is Calcium (period IV, group 2)