Write a balanced chemical equation for the complete combustion of c3h7bo3, a gasoline additive. the products of combustion are co2(g), h2o(g), and b2o3(s).

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

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

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?