In the formula for water (h2o), what does the subscript 2 indicate?
o two oxygen atoms in the...
Chemistry, 05.11.2019 08:31 2965276513
In the formula for water (h2o), what does the subscript 2 indicate?
o two oxygen atoms in the compound
o two hydrogen atoms in the compound
o two atoms in the compound
o two molecules in water
Answers: 2
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 12:30
Acontrol during an experiment. might change remains constant does not exist does change
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