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## pH Sensors <iframe src="https://docs.google.com/spreadsheets/d/e/2PACX-1vSc9ZCBfiTnvYinkSJSjyk0kuf4D3jma1FnwAyzQQCocynuqYNB5DXJlcKtRYEfCPLY-J_T5Ods3tYZ/pubhtml?gid=873125264&amp;single=true&amp;widget=true&amp;headers=false" style="border:none;width:100%;height:500px;"></iframe> ## Questions [questions:ph] ## Activities [questions:ph] **** ## Updates [notes:ph]

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