Question

what is pH paper and pH scale
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Answer 1

Answer:

PH papers are paper infused, or saturated, with pH indicators or more frequently, a mixture of indicators. They are used to test for alkaline or acidity of a solution or substance such as soil

PH paper is used to determine if a solution is acidic, basic or neutral

pH scale is a measure of how acidic/basic water is. The range goes from 0 - 14, with 7 being neutral. pHs of less than 7 indicate acidity, whereas a pH of greater than 7 indicates a base

Answer 2

Answer:

hmm..

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Explanation:

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