Chemistry F4 Chp 6.1

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A farmer found that the soil in his garden is too acidic.

Which substance is suitable to reduce the acidity of the soil?

Seorang petani mendapati tanah di kebunnya sangat berasid.

Bahan manakah yang sesuai untuk mengurangkan keasidan tanahnya?

• Sodium chloride

  Natrium klorida

• Barium nitrite

  Barium nitrat

• Calcium oxide

  Kalsium oksida

• Potassium iodide

  Kalium iodide

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Which substance ionises partially in water?

Bahan manakah yang mengion separa dalam air?

• Barium hydroxide

  Barium hidroksida

• Sulphuric acid

  Asid sulfurik

• Potassium hydroxide

  Kalium hidroksida

• Phosphoric acid

  Asid fosforik

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• D