What causes the entropy to change when a solute dissolves in a solvent?

A.

The solute becomes less ordered.

B.

The solute becomes conductive.

C.

The solute changes the vapor pressure.

D.

The solute changes the enthalpy.

A. What is the mass in grams of 4.2 mols of FeO2?

Compound that contains a terminal carbonyl?

Describe how a mole ratio is correctly expressed when it is used to solve a stoichiometry problem

How many pounds of food waste are sent to landfill per person per year?

Katie designed an experiment using a paint roller pan, sand, and water. The steps of the experiment are listed below. Put 3 inches of moist sand on a paint roller pan. Make a beach by scooping the sand towards the higher portion of the pan.

The standard metric units of density are:

What do you call a pair of electrons not involved in bonding?

There are more electrons than protons in a negatively charged atom. True False

2. Peppered moths are typically either white with black speckles or black with white speckles. Before the Industrial Revolution, the lighter moths were more prevalent. After the Industrial Revolution, the darker moths thrived in cities.

Which statement is an identifying characteristic of a mixture?