Polymers have a lower surface energy than metals and ceramics do, because at the polymer surface the _____________ bonds between LCMs are broken.
Fill in the blank(s) with the appropriate word(s).
van der Waals
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Discuss why astronomers no longer consider Pluto a planet
What will be an ideal response?
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A. 0.24 N ? m B. 4.4 N ? m C. 43 N ? m D. 15 N ? m E. 0 N ? m
A scientist named ______________ discovered the neutron in 1932
Fill in the blank(s) with correct word
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relative to their own ship? a. 0.36 c b. 0.60 c c. 0.64 c d. 0.80 c e. 1.25 c