True/False 1,atoms combines to form element 2, a physical changes is a change in the composition of as substance 3, physical properties are used as a basis for identifying substance 4, a symbol stands for one atom of an element?

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the atomic number of carbon is six, which means that a carbon atom has six protons. carbon has three naturally occurring isotopes: carbon-12, carbon-13, and carbon-14. which of these statements are true about carbon and its isotopes? select all that appl

i belive it is water