Water Flashcards

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1
Q

why is the hydrogen slightly positive charge

A

because shared electrons are pulled towards the oxygen.

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2
Q

what give the oxygen atom a slight negative charge

A

unshared negative electrons on the atom

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3
Q

why is water a polar molecule

A

it has a partial negative charge and partial positive charge

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4
Q

what are hydrogen bonds

A

weak bonds between a slightly positive molecule and a slightly negative molecule

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5
Q

why do hydrogen bonds form

A

the charges are attracted to eachother

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6
Q

what does hydrogen bonding give water

A

some useful properties

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7
Q

what are the properties of water

A
metabolite
good solvent 
high latent to heat
high specific heat capacity
very cohesive
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8
Q

why is metabolite important

A

because many metabolic reactions involve a condensation or hydrolysis reaction

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9
Q

why is a good solvent important

A

allows transportation of substances

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10
Q

why is high latent to heat important

A

it allows water to change state

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11
Q

why is high specific heat capacity important

A

having water means that it can absorb more heat energy so it can maintain a temperature

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12
Q

why is very cohesive important

A

it is the attraction between molecules and they stick together so they pull each other

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