The amount of heat required that is used to change 1l of water into vapour at atmospheric pressure is known as latent heat of vaporisation
Answer:
Baking soda is an alkaline, or base, substance. This means that when we dissolve baking soda in water, it forms an alkaline solution. For example, a 0.1 molar solution of baking soda has a pH of around 8.3. Lemon juice contains citric acid and has a pH of around 3.
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