Anaerobic bacteria digest animal waste and produce biogas (change-A). The biogas is then burnt as fuel (change-B). The following statements pertain to these changes. Choose the correct one. A) Process A is a physical change B) Process B is a chemical change C) Both processes A and B are chemical changes D) None of these processes is a chemical change.
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Anaerobic bacteria digest animal waste and produce biogas (change-A). The biogas is then burnt as fuel (change-B). The following statements pertain to these changes.
Answer:
B) is the answer
Explanation:
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Answer:
B is the answer
Explanation: