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biologija > kemija > Flashcards

kemija Flashcards

1
Q

INDIKATORJI

A

SO SNOVI KI SPREMINJAJO BARVO V PRISOTNOSTI KISLIN IN BAZ ,INDIKATOR NAM POKAZE ALI JE NEKAJ BAZICNO ALI KISLO

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2
Q

pH lestvica

A

pH vrednost narasca od 0-14. 7 je je neutralna cim manjsa je vrednost tem vecja je kislost in obratno

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3
Q

baze v okolju

A

rastlinski pepel:natrijev karbonat,kalijev karbonat -alkaloidi v rastlinah:kofein nikotin morfij atropin kokain

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4
Q

baze v domu

A

cistilna srednstva ,zobne paste,pecilni prasek soda,zdravila za pomiritev zgage

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5
Q

kisline v zivih bitjih

A

klorovodikova kislina,mlecna kislinina,secna kislina,mravljicna kislina

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6
Q

v prehrani

A

kis:ocetna kislina- zelenjava: oksalna kislina -v sadju:citronska,vinska jablocna kislina-mlecni izdelki:mlecna kislina

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7
Q

kisline

A

kisline so snovi ki v vodnih raztopinah oddajajo vodikove protone pri tem se vodikov proton poveze z mulekulo vode in nastane oksnonijev ion

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8
Q

kisline kislost

A

cim vec je oskonijevih ionov v raztopinah temo bolj je raztopina kisla

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9
Q

tabela kislin

A
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10
Q
A
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biologija (5 decks)

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