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Bsbd Flashcards

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Proverbs and Idioms flashcards
1
Q

Strong force bind protons and neutrons and electrons

A

Nucleus

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2
Q

Negatively charged particles

A

Electrons

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3
Q

A pure substance that consists entirely of on type of atom

A

Element

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4
Q

Atoms of the same element that differ in the number of protons

A

Isotopes

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5
Q

Is the substance formed by the chemical combination of two or more elements in definite proportions

A

Compounds

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6
Q

Formed when one or more electrons are transferred from one atom to another

A

Iconic bond

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7
Q

Electrons travel from the nuclei forming this

A

Covalent bond

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8
Q

Positive and negative atoms

A

Ions

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9
Q

The smallest unit of most compounds

A

Molecule

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10
Q

A polymer may be identical like the links on a metal watch band

A

Monomers

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11
Q

Molecules composed of many monomers makes up macromolecules substance made of many monomers put together

A

Polymer

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12
Q

Compounds made up of carbon hydrogen and oxygen atoms usually in ratio 1:2:1

A

Carbohydrates

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13
Q

Simple sugar molecules

A

Monosaccharides

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14
Q

A large varied group of biological molecules that are generall not soluble in water

A

Lipids

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15
Q

Macromolecules containing hydrogen oxygen and nitrogen carbon and phosphorous

A

Nucleic acid

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16
Q

Compounds with an amino group

A

Amino acids

17
Q

Process of changing elements into a different element

A

Chemical reaction

18
Q

Substances used in a chemical reaction

A

Reactant

19
Q

The things produced in a chemical reactions

A

Product

20
Q

Energy that is needed to start a chemical reaction r action

A

Activation energy

21
Q

Speeds up the rate

A

Catalyst

22
Q

Made up of proteins

A

Enzyme

23
Q

Substance that the enzyme combines with

A

Substrate

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