A solid is cooled to a very low temperature. Assuming the mass remains constant, how, if at all, does this affect the density of the solid?

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It takes 46 ml of 0.124 m koh to neutralize 28.1 ml of h2so4 solution. what is the concentration of the h2so4 solution? answer in units of moles/liter.

Identify 5 things that would happen if there is not electricity.

What occurs only on the surface of the substance

Why are carbon compounds that contain mercury and a greater environment concern than elemental mercury? ... ?

Equal volumes of 0.140 M AgNO3 and 0.200 M ZnCl2 solution are mixed. Calculate the equilibrium concentrations of Ag + and Zn2+.

Which statements about isozymes are true? Isozymes catalyze different reactions. Isozymes have identical kinetic properties. Isozymes are present in various developmental stages. Isozymes are encoded by the same gene.

A fog over a lake. what two changes of state must occur to produce the fog? do the water molecules absorb or release energy during these changes of state? what happens to the motion of the water molecules as a result?

Limes have a [H3O+] of 1.3 x 10-2 mol/L. Their pOH is

The human body is 0.0040% iron. How many milligrams of iron does a 165 pound person contain?

Which of the following is the correct Lewis structure for ammonia (NH3) ? Note: Hydrogen and nitrogen have one and five valence electrons respectively.