To describe the length of a classroom, a student should use
a) centigrams
b) centimeter...
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Chemistry, 22.06.2019 08:00
Why is the bond angle in a water molecule less than the bond angle of methane? a. the central oxygen atom in water has two lone pairs of electrons, whereas the central carbon atom in methane has no lone pairs. b. the central hydrogen atom in water has one lone pair of electrons, whereas the central carbon atom in methane has two lone pairs. c. the central oxygen atom in water has four lone pairs of electrons, whereas the central carbon atom in methane has only one lone pair. d. the central oxygen atom exerts more repulsive force on surrounding atoms than the central carbon atom in methane does. reset next
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Chemistry, 22.06.2019 14:30
Connect the whole numbers on the periodic table to indicate what they represent?
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Chemistry, 23.06.2019 01:30
Will a solution form when the solvent and solute are both nonpolar? a. not likely b. never c. most likely
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