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5 Cards in this Set
- Front
- Back
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What are the four elements that make up the majority of the human body? |
Oxygen, carbon, hydrogen, nitrogen. |
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A combination of two or more atoms held together by chemical bonds is called a |
Molecule |
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When two or more different kinds of atoms bond they form molecules of a ____________. Two hydrogen atoms combine with one oxygen atom to form the __________ water. |
Compound |
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Substances composed of two or more components of physically intermixed |
Mixtures |
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Homogeneous mixtures of components that may be gases, liquids, or solids. Homogeneous means that the mixture has exactly the same composition or make up throughout. a sample taken from any part of the mixture has the same composition as a sample taken from any other part of the mixture. |
Solutions. |
