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3
Count the total number of electrons.
1
1 of Ca, 1 of C and 3 of O. So 5 in total
The total number of atoms in 3.5 moles of calcium is 21,0774929995.10e23.
five One calcium atom, one carbon atom, and three oxygen atoms.
3
Count the total number of electrons.
Count the number of atoms that are all the way inside the cell. Each of these counts as 1. Count the number of atoms that are on a face, but not a corner or edge of the cell. Each of these count as 1/2. Count the number of atoms that are on an edge, but not a corner of the cell. Each of these count as 1/4. Count the number of atoms that are on a corner of the cell. Each of these count as 1/8. The final formula is: inside + 1/2 face + 1/4 edge +1/8 corner = total atoms per cell.
1
Lime stone is a solid ionic compound and don't exists as the free molecules but its one unit CaCO3 contains five atoms, one calcium, one carbon and three oxygen atoms
One. The Ca stands for Calcium, the C stands for Carbon, and the O stands for Oxygen. The number corresponds to the letter or element before it. In the case of Calcium Carbonate, the 2 comes after the Oxygen. This means that Calcium Carbonate is composed of 1 atom of Calcium, 1 atom of Carbon, and 2 atoms of Oxygen. Another example is this: H2O, This is two atoms of Hydrogen ( H ) bonded with one atom of Oxygen ( O ).
1 of Ca, 1 of C and 3 of O. So 5 in total
The total number of atoms in 3.5 moles of calcium is 21,0774929995.10e23.
25 atoms
The number of atoms is seven.
6. When a formula contains no parentheses and only one kind of atom, the total number of atoms equals the product of the subscript and the coefficient.