This is a chemical, usually a liquid, that contains hydrogen and has a pH of less than seven
acid
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This is a a chemical substance that reacts with acids to form a salt and gives a solution with a pH of more than seven when it is dissolved (= mixed with a liquid and becoming part of it) in water
Alkali
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This word means to slowly destroy or damage metal, stone or other materials by chemical action; to be destroyed in this way
Corrode
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What does this mean in English? - pha loãng
dilute
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What is the pH level of water?
7
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A ...chemical substance is neither an acid nor an alkali
neutral
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What does this mean in English = Sự trung hòa
neutralization
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An irritant is something that ..
makes part of your body painful
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What is this? chỉ số PH
A pH indicator chart
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Coffee has a pH level of 4.8-5.1 - what adjective can you use to describe it?
Acidic
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Aspragus has a ph level of 8.0-10.0 - what adjective can you use to describe it?