Be sure to answer all parts. write a balanced equation showing how this nucleus decays to form an α particle: es−252. (give all nuclei in the form a x z .)

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

Name a brittle metal , which is used to galvanize iron

How much mass would a mole of hydrogen molecules contain? recall that hydrogen is diatomic. g/mol