What makes a solution a homogeneous mixture?

There is only one component.

It is uniform in composition.

The mixture has multiple colors.

The mixture contains solids and liquids.

What are the element represented by [He]2s2

There are four equal-sized bowls with equal amounts of milk. Bowl A is covered, and the milk is at room temperature. Bowl B is uncovered, and the milk is warmer than room temperature. Bowl C is uncovered, and the milk is cooler than room temperature.

Describe in words a typical temperature vs time graph for the evaporation of a liquid.

Which gas would have the slowest rate of diffusion, assuming that all gases are at the same temperature? krypton (atomic mass 83.8 amu) argon (atomic mass 39.95 amu) xenon (atomic mass 131.3 amu) radon (atomic mass 222 amu)

What is the mass of sodium (Na) in 50 grams of table salt (NaCl) ? Show your work.

An electron moved from a lower energy level to a higher energy level. What most likely happened during the transition? A random amount of light was released. A fixed amount of energy was absorbed. A fixed amount of energy was released.

Solid sodium reacts violently with water, producing heat, hydrogen gas, and sodium hydroxide. How many molecules of hydrogen gas are formed when 57.1 grams of sodium are added to water?

The distance from dalton, ga to Dallas, tx is 1308 km. What is the distance in miles

Which will melt faster: ice made from tap water, distilled water, or salt water?

You know that 8.9 moles of solute particles are dissolved in that liquid solution. If the molarity of the solution is 25 M, how many liters of solution do you have?