acids are substances that produce hydrogen ions, H+(aq), when they are added to water.
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what solution is produced when we add a substance to water?
an aqueous solution. the state symbol is (aq) shows that the ions are in aqueous solution.
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what do hydrogen ions do?
make a solution acidic and they have a pH value of less than 7.
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what are alkalis?
are bases that dissolve in water to make alkaline solutions. alkalis produce hydroxide ions, OH-(aq, in the solution. alkaline solutions have pH values greater than 7
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what are Bases?
bases react with acids and neutralise them.
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Other cards in this set
Card 2
Front
what are acids?
Back
acids are substances that produce hydrogen ions, H+(aq), when they are added to water.
Card 3
Front
what solution is produced when we add a substance to water?
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