Which combination of ion charge and ion size produces the greatest lattice enthalpy?
a. high charge, large size
b. high charge, small size
c. low charge, small size
d. low charge, large size

If the density of water is 1.0 g/cm3, which of these materials would float in water, based on their densities? check all that apply. aluminum cork iron lead wax

Why does his teacher ask him to balance the equation by including the correct coefficient

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.