science acid and base
42 test answers
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strong acids have more- blank - than weak acids
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hydrogen ions
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strong bases have than weak bases
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hydroxide ions
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how do you write a hydroxide ion
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OH
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what has hydrogen ion
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acids
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how do you write a hydrogen ion
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H+
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what has a bitter taste
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bases
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what is corrosive and reacts with metals
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acids and bases
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what is it that changes colors to show an acid or a base
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indicators
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what are the 3 indicators we used in class
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blue/ red litmus, ph paper, cabbage juice
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blue litmus paper turns this color in a base
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blue
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red litmus paper turns this color in a neutral solution
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red
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cabbage juice turns this color in a acid
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pink
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red litmus paper turns this color in a acid
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red
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blue litmus paper turns this color in a acid
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red
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cabbage juice turns this color in a neutral solution
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purple
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blue litmus paper turns this color in a neutral solution
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blue
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red litmus paper turns this color in a bass
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blue
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if an unknown substance turns blue litmus paper red, what is it
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acid
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if an unknown liquid turns cabbage juice purple, what is it
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nuetral
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if an unknown liquid turns red litmus paper blue, what is it
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base
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what are the pH number for bases
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8-14
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what are the pH numbers for acid
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1-6
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what are the pH numbers for nuetral
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7
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what is a stronger acid 3 pH or 6 pH
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3 pH
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what is a stronger base 8 PH OR 10 pH
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10 pH
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what is a stronger acid 6 pH or 7 pH
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6 pH
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what is a stronger base 14pH or 9pH
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14 pH
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what is a weaker base 8 pH or 11 pH
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8 pH
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is H2SO4 an acid or base
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acid
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is KOH an acid or a base
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base
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what is the name of the reaction that balances acids and bases
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neutralization
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what are substances that you begin with in a chemical reaction
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reactants
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what are the substances that you end with in a chemical reaction
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products
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what are the reactants in a neutralization reaction
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acid and base
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what are the products in a neutralization reaction
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water and a salt
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in a neutralization reaction, what bonds together to form water
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h+ and OH-
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what are 2 substances react with acids to form salt
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bases and metals
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a salt often formed when these2 types of elements are bonded together
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metals and nonmetals
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