What does a chemical formula represent?, The name of an element or compound, The Symbols of elements and compounds, What is the chemical formula of Sodium Chloride?, NaCl, NCl, NaCa, How many hydrogen atoms are in H2O?, 1, 2, 3, What is the Total number of atoms in CaCO3?, 5, 4, 7, 3, Ho many oxygen atoms are in the compound shown in the image? the compound is: Al2(SO4)3, 4, 12, 7, 1.

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