Skin care products contain a mixture of polar covalent, non-polar covalent and ionic compounds - Scottish Highers Chemistry - Question 8 - 2017
Question 8
Skin care products contain a mixture of polar covalent, non-polar covalent and ionic compounds. The compounds need to stay mixed within the product.
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Worked Solution & Example Answer:Skin care products contain a mixture of polar covalent, non-polar covalent and ionic compounds - Scottish Highers Chemistry - Question 8 - 2017
Step 1
Explain the role of water
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Answer
Water acts as a solvent in skin care products, facilitating the mixing of other ingredients. It hydrates the skin, helps to transport essential nutrients, and can enhance the absorption of active ingredients.
Step 2
Explain the role of fats and oils
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Answer
Fats and oils provide moisturization and create a barrier on the skin to prevent water loss. They also help to dissolve fat-soluble vitamins and other ingredients, improving their efficacy.
Step 3
Explain the role of antioxidants
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Answer
Antioxidants protect the skin by neutralizing free radicals, which can cause oxidative stress and damage. Common antioxidants include vitamins C and E, which help to maintain skin health and reduce signs of aging.
Step 4
Explain the role of minerals
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Answer
Minerals like zinc and magnesium play a vital role in promoting skin healing and providing protection against environmental damage. They may also help regulate oil production and soothe irritated skin.
Step 5
Explain the role of sun block
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Sun block contains ingredients that absorb or reflect UV radiation to protect the skin from harmful sun exposure. This helps to prevent skin damage and reduces the risk of skin cancer.
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