Chapter 2 Flashcards by Jennifer Cabezas

Q

What are the three particles that make up an atom

A

Protons Neutrons Electrons

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Q

Which particle is found outside of the nucleus

A

Electrons

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Q

Ca

A

Element

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Q

NaCl

A

compound

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Q

How many atoms are there in water/H2O

A

2 hydrogen and 1 oxygen atoms

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Q

pH= 7 = equal amount of

A

H+ ions and OH- ions

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Q

Sand + Water

A

heterogenous mixture

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Q

Salt + water

A

Homogenous mixture

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Q

8 protons, 8 electrons, 12 neutons =

A

0 charge

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Q

Monosacharide bonded together

A

carbohydrates

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Q

If it contains carbon it is organic but if it isn’t it’s

A

nonorganic

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Q

What does catalysts do to activation energy?

A

Lowers it

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Q

What is responsible of making cell membranes?

A

Lipids

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Q

What organ stores the extra sugar in the body?

A

The liver

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Q

What is the process in which water sticks to the glass?

A

Adhesion

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Q

Are lipid soluble or insoluble?

A

Insoluble

Q

How can you separate salt from water?

A

Boiling it

Q

Folding of a protein is important for

A

function of the protein

Q

AA - AA - AA - AA

A

Peptide bonds

Q

enzymes and substrate have

A

complimentary shapes