Im on a timer! what are the main types of star clusters? check all that apply. binary eclipsing globular open wobbling

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

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11

Which of the following are correct values for the ideal gas laws constant r