Fossils are often the hard parts of once-living things. But an organism’s soft parts can also be preserved. Which materials can preserve soft parts? Select all the answers that apply. A.ice B.amber C.sand D.rock

Vinegar consists of acetic acid (CH3COOH), water and trace amounts of other chemicals, which may include flavorings. The concentration of the acetic acid is variable. Distilled vinegar contains 5-8% acetic acid. Spirit of vinegar is a stronger form of vinegar that contains 5-20% acetic acid.Jun 4, 2019

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