If someone spills hydrogenflouride, which is <em>extremely</em> toxic, it would be essential to neutralize the acid.
Answer:
Thermal energy (also called heat energy) is produced when a rise in temperature causes atoms and molecules to move faster and collide with each other. The energy that comes from the temperature of the heated substance is called thermal energy.
Explanation:
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Answer:
Which sentence from the passage shows that the function of the river depicted here has carried through to modern times?
Explanation:
<span>In a solid the atoms are tightly packed together and vibrate in place, in a liquid the atoms are loosely packed together and can move past each other,
extra: and in a gas the atoms are far apart and move freely and </span><em>
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