AP MOD. I-chemistry
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| proton | positively charged particle
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| neutron | uncharged particle
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| electron | negatively charged particle
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| atomic mass | number of protons and neutrons combined
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| element | pure substance made up of one kind of atom
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| molecule | group of atoms
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| compound | substances whose molecules have more than one kind of atom
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| ionic bond | bond formed by the positve-negative attraction of two atoms
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| covalent bond | bond formed when atoms share electrons
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| dehydration synthesis | water is removed from small molecules to form larger ones
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| hydrolysis | water is added to large molecules to make smaller molecules
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| acid | pH value below 7
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| base | pH value above 7
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| buffers | chemicals that maitain stable pH
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| carbohydrates | organis compound,stores energy
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| monosaccharide | basic unit of carbohydrate, one sugar "simple sugar"-(glucose)
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| disaccharide | double sugar-(sucrose, lactose)
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| polysaccharide | complex carbohydrate-(glycogen)
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| lipids | fats and oils
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| triglycerides | glycerol unit with three fatty acids
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| phospholipids | phosphorus-containing unit with a head and two tails
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| cholesterol | steroid structure
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| proteins | made up of amino acids
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| structural proteins | form structures in the body
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| functional proteins | protein that regulates chemical reactions in the body
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| enzymes | help chemical reactions occur-"lock-and -key"
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| collagen | fibrous protein that holds tissues together
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| keratin | "waterproofing" fibers in outer layer of skin
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| DNA | deoxyribonucleic acid-cells "master code"
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| RNA | ribonucleic acid-"working copy" of a gene
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| ATP | transfers energy from nutrients to cellular processes.
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