Lime is used in farming to reduce the acidity of the soil. The chemical name for lime is calcium oxide. When the water in the soil reacts wi

Question

Lime is used in farming to reduce the acidity of the soil. The chemical name for lime is calcium oxide. When the water in the soil reacts with lime, what base is formed?

CaO

CaOH

Ca(OH)2

Ca2OH

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Hưng Khoa 3 years 2021-09-02T22:52:44+00:00 1 Answers 10 views 0

Answers ( )

  1. thuhuong
    0
    2021-09-02T22:54:13+00:00
    Reply

    Ca(OH)2

    Make sure your charges are balanced when you write the compound. Ca has a +2 charge and OH has a -1 charge so you need 2 of OH.

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