how can electrical fires start?

Top 10 questions Math, Chemistry, Physics

• If I got 33 questions right out of 45 questions- what is my percentage?
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• A phosphorus atom will form a p3- anion rather than forming a p5+ cation?
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• Which of the following is not true about mechanical waves? 1. They carry energy 2. The transfer matter 3. They can be longitudinal 4. They require a medium
• Which of these does not name a part of a circle. A diameter B radius C center D edge ?
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