Balance the equation below. Calculate the molar mass of the product. Explain how the molar masses of the reactants and the products would justify the law of conservation of mass. Ga+S Ga2S3 Gallium Sulfur Gallium Sulfide
Atomic mass of Gallium = 69.72 Atomic mass of Sulfur = 32

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

How do you convert 4 mmol of bromobenzene to ml?

The atomic number, or number, is the described as the number of in the nucleus of an chemical element.