If the weight of an object is greater than the buoyant force acting on it, it will sink. what is the weight of a block of iron with the dimensions of 3.00 cm x 3.00 cm x 3.00 cm? the iron has a mass of 213 g. hint: convert mass to weight using weight = mg, where mass is in kilograms and gravity, g = 9.80 m/s2. 213 g 0.213 kg 2.09 n 2,090 n

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

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 diagram shows the correct way to represent an ionic compound of magnesium oxide?