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Which of the following is considered a chemical reaction? Answer A.water melting B.water decomposing C.water freezing
B.water decomposing is considered a chemical reaction.
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User: Which of the following is considered a chemical reaction? Answer A.water melting B.water decomposing C.water freezing

Weegy: B.water decomposing is considered a chemical reaction.
Expert answered|alfred123|Points 2287|

User: Which of the following is considered a physical change? Answer a.burning paper b.rusting of metal c.evaporating water

Weegy: c.evaporating water is considered a physical change.
Expert answered|alfred123|Points 2287|

User: If you chop wood for a fire and then burn the wood, you have made both physical and chemical changes. Answer True or False

Weegy: If you chop wood for a fire and then burn the wood, you have made both physical and chemical changes. TRUE.
Expert answered|alfred123|Points 2287|

User: thank you very much. In a cold pack, an ___________ reaction draws heat from the surroundings. Answer a.exothermic b.endothermic c.exergonic

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Asked 364 days ago|7/24/2013 5:43:43 PM
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Weegy: Answer: B.The iron core will become magnetized. Magnetic Effect Of Current Or Electromagnetism The term "magnetic effect of current" means that "a current flowing in a wire produces a magnetic field around it". [ The magnetic effect of current was discovered by Oersted in 1820. Oersted found that a wire carrying a current was able to deflect a magnetic needle. Now, a magnetic needle can only be deflected by a magnetic field. Thus it ... (More)
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