<span>You are given a steel cylinder containing 25 kg of CCl2F2 in the form of liquid and vapor is set outdoors on a warm day 25 degrees celsius. The approximate pressure of the vapor in the cylinder 655mmHg.</span>
Number of copper atoms = moles of copper x Avogadro's number = 5.7x6.02x10^23 = 3.43x10^24 atoms.
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The reversible of nature of crystasllizing & dissolving
Answer:
a
Explanation:
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