Alex tested a substance that has a pH of 2. Which of the following could alex have tested? A) base B) salt C)water D) acid

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Alex tested a substance that has a pH of 2. Which of the following could alex have tested? A) base B) salt C)water D) acid

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Acacia 4 years 2021-09-01T09:25:42+00:00 1 Answers 8 views 0

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  1. King
    0
    2021-09-01T09:27:30+00:00
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    Answer:

    D) Acid

    Explanation:

    Cause pH2 includes lemon juice which contains acid in it.

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )