Which use of iron is due to its chemical properties? producing colored sparks in fireworks changing from liquid to gas at 2,862°C conducting electricity and heat changing from solid to liquid if heated to 1,538°C

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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