Which of thfollowing is TRUabout water?
A) The oxygen end is slightly electropositive.
B) Hydrogen bonds hold water molecules together.
C) Water covers about one-half of the surface of the earth.
D) Hydrophobic interactions attract water molecules.
E) Solvent properties are greatest with nonpolar molecules.
Correct Answer:
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Q45: Water has thability to retarheat gain anloss
Q46: Cellular pH is kept near a valuof
Q47: Methangas (CH4) is an examplof a moleculcontaining
Q48: A mix of glucosanwater is callea
A)compound.
B)suspension.
C)solvent.
D)solute.
E)solution.
Q49: _ is thtendency of water molecules to
Q51: A substancthat is dissolveby a liquiis callea
A)compound.
B)mixture.
C)solvent.
D)solute.
E)solution.
Q52: A water moleculis polar
A)because it is positively
Q53: A solution with a pH of 8
Q54: A liquithat can dissolvother substances is callea
A)compound.
B)mixture.
C)solvent.
D)solute.
E)solution.
Q55: Water is an excellent solvent because
A)it forms
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