Sand and glass have different chemical formulas, so that means that the atoms are rearranged and this is a chemical reaction.
Answer:
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Explanation:
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---> Sunlight, Water and Carbon dioxide
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b. the uses an area of land can be put to
The information that bacteriophage cocktail significantly reduces contamination of lettuce and beef with Escherichia coli o157:h7, but does not protect against recontamination was demonstrated by the group of scientists. The suggest that this might be due to unsanitary handling of the foods post processing.