When a new substance is made in a chemical change, signs of this could be:
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The boiling point of pure water is:
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An example where a solution contains two liquids is:
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Wrong!
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An uncharged atom has the same number of:
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Wrong!
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When an atom loses an electron, it becomes a:
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The three requirements for a substance to burn or combust are the fuel to burn, oxygen gas and:
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When a substance dissolves, it:
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Acids react with carbonates to form:
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The place in the atom which contains the protons and the neutrons is the:
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Most metals have similar physical properties of:
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