pH

measure of the acidity of an aqueous solution
rdfs:label
"pH"@en
skos:altLabel
"pH value"@en
"potential of hydrogen"@en
schema:description
"measure of the acidity of an aqueous solution"@en
schema:dateModified "2026-11-04T15:26:31+00:00"^^xsd:dateTime
schema:version 2564739386
wikibase:identifiers 42
wikibase:sitelinks 109
wikibase:statements 69
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p:P9545 wd:statement/Q40936-A7F7DA29-B1DB-4F30-B0EC-29AF45E64F2A
p:direct-normalized/P1014 aat:300438578
p:direct-normalized/P1617 <http://www.bbc.co.uk/things/dd0560ec-680f-4675-b98d-bba21e7ee4ab#id>
p:direct-normalized/P227 <https://d-nb.info/gnd/4189273-2>
p:direct-normalized/P2347 <http://www.yso.fi/onto/yso/p4553>
p:direct-normalized/P244 <http://id.loc.gov/authorities/names/sh85063427>
p:direct-normalized/P268 <http://data.bnf.fr/ark:/12148/cb11944522b#about>
p:direct-normalized/P4732 <http://dx.doi.org/10.1351/goldbook.P04524>
p:direct-normalized/P508 <http://purl.org/bncf/tid/32910>
p:direct-normalized/P6366 <https://makg.org/entity/2910592247>
p:direct-normalized/P7033 <http://vocabulary.curriculum.edu.au/scot/502>
p:direct-normalized/P8814 <http://wordnet-rdf.princeton.edu/rdf/id/05046261-n>
wdt:P1014 "300438578"
wdt:P1036 "541.3728"
wdt:P1051 "5644"
wdt:P11514 "vodorodnyi-pokazatel-f2ab92"
wdt:P11567 "ph"
wdt:P12385 "ph"
wdt:P1245 "5085"
wdt:P1269 acid–base theory
cooking
aqueous solution
wdt:P12800 "es:PH"
"fr:PH"
"it:PH"
wdt:P1296 "0131626"
wdt:P13204 "ewps7x9b"
wdt:P13591 "concept/707e5e3f-0705-40a7-811a-2bf1d4ac40aa"
wdt:P1417 "science/pH"
wdt:P1424 wd:Q25745522
wdt:P1617 "dd0560ec-680f-4675-b98d-bba21e7ee4ab"
wdt:P1687 pH value
wdt:P18 <http://commons.wikimedia.org/wiki/Special:FilePath/Indicateurs%20color%C3%A9s%20de%20pH.jpg>
wdt:P1814 "すいそイオンしすう"
"ピーエイチ"
wdt:P227 "4189273-2"
wdt:P2347 "4553"
wdt:P244 "sh85063427"
wdt:P2534 "<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mrow data-mjx-texclass="ORD"><mtext>pH</mtext></mrow><mo stretchy="false">=</mo><mo stretchy="false">&#x2212;</mo><msub><mi>log</mi><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mn>1</mn><mn>0</mn></mrow></mrow></msub><mo stretchy="false">[</mo><msup><mrow data-mjx-texclass="ORD"><mtext>H</mtext></mrow><mrow data-mjx-texclass="ORD"><mo stretchy="false">+</mo></mrow></msup><mo stretchy="false">]</mo></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
wdt:P268 "11944522b"
wdt:P279 logarithmic quantity
chemical quantity
wdt:P2959 wd:Q28972776
wdt:P31 acidity function
wdt:P3222 "ph"
wdt:P3417 "pH-chemistry-1"
wdt:P3471 "4347"
wdt:P3569 "natuurkunde-scheikunde-en-sterrenkunde/ph"
wdt:P373 "㏗"
wdt:P3827 "ph"
wdt:P4020 "<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mn>1</mn></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
wdt:P4342 "pH"
wdt:P4732 "P04524"
wdt:P5008 Wikipedia:Vital articles/Level/4
wdt:P508 "32910"
wdt:P5555 <http://commons.wikimedia.org/wiki/Special:FilePath/EscalapH.png>
<http://commons.wikimedia.org/wiki/Special:FilePath/PH%20Scale.svg>
<http://commons.wikimedia.org/wiki/Special:FilePath/Thang%20pH.jpg>
wdt:P6058 "animations/pH/1100540"
"divers/pH/78945"
wdt:P61 Søren Peter Lauritz Sørensen
wdt:P6104 WikiProject Mathematics
wdt:P6366 "2910592247"
wdt:P6385 "nauka_i_tehnika/himiya/VODORODNI_POKAZATEL_RN.html"
wdt:P646 "/m/0642d"
wdt:P691 "ph381261"
wdt:P7033 "scot/502"
wdt:P7235 "<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mo stretchy="false">[</mo><mo stretchy="false">&#x22C5;</mo><mo stretchy="false">]</mo></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
"<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi mathvariant="normal">p</mi><mi mathvariant="normal">H</mi></mrow></mrow></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
"<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><msup><mrow data-mjx-texclass="ORD"><mtext>H</mtext></mrow><mrow data-mjx-texclass="ORD"><mo stretchy="false">+</mo></mrow></msup></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
wdt:P7431 "pH"
wdt:P7973 "<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi mathvariant="normal">p</mi><mi mathvariant="normal">H</mi></mrow></mrow></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
wdt:P8189 "987007533739905171"
wdt:P8313 "pH"
wdt:P8814 "05046261-n"
wdt:P8855 "114-01-21"
wdt:P8885 "pH"
wdt:P9545 "249581"
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