1. it has a distinctive suffocating smell and posses numerous health risk because of its toxicity.
2. it is a colorless liquid, has a sour taste flammable and can be toxic when added to bleach.
3. it is one of the property of matter used to identify an unkown substance.
4. it is transparent and colorless in crystalline in form. it has a salty taste. soluble in water.
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Answer:
1. Muriatic acid
2. Hydrogen peroxide
3. Density
4. Sodium Chloride
Explanation:
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