Which observation by Ernest Rutherford and his students refuted the plum pudding model? (1 point) A. electron attraction
B. alpha particle deflection
C. electron deflection
D. alpha particle attraction

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

What was bohr’s contribution to the planetary model

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2