Explanation:
Take shelter in a hard wall building
Close doors and windows cut off ventilation
Answer:
Thermal food sterilization and pasteurization are the most widespread preservation technologies to extend food shelf life by inactivating microorganisms and enzymes that can deteriorate foodstuffs.
Answer:
When the operation of the voltaic cell, which is formed of an aluminum and silver strip takes place, the atom of aluminum loses three of its electrons and the Al3+ formed moves within the solution. The Al3+ ion gets dissolved within the solution and the electrons lost in the process moves through the wire and get acquired by the ions of silver, which then get reduced to solid Ag resulting in the mass gain of silver strip.
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As bond energy increases, bond strength generally increases
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The correct answer is: [A]:
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"Picture I shows a chemical change, because a new substance is formed."
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Note: "Picture II" is a "physical change" because it is a "phase change"—no "new substance" is form; rather, the same substance changes form.
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