What are van der waals forces?
a. a permanent dipole that causes hydrogen bonding in nonpolar...
What are van der waals forces?
a. a permanent dipole that causes hydrogen bonding in nonpolar
molecules
b. they are very strong forces that exist between two different
molecules.
c. they change polar molecules into nonpolar molecules
d. a temporary electron shift causing small dipole attractions
between molecules.
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Calculate - analysis of compound composed of iron and oxygen yields 174.86 of fe and 75.14g of o. what is the empirical formula for this compound?
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Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
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Which are forms of frozen water? check all that apply. dew frost hail rain sleet
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