What visible evidence indicates that a solution is saturated?

A 27.3 g marble sliding to the right at 21.0 cm/s overtakes and collides with a 11.7 g marble moving in the same direction at 12.6 cm/s. After the collision, the 11.7 g marble moves to the right at 23.7 cm/s. Find the velocity of the 27.

Which of these substances plays the most important part in chemical weathering?

A student is preparing to perform a series of calorimetry experiments. She first wishes to determine the calorimeter constant (Ccal) for her coffee cup calorimeter. She pours a 50.0 mL sample of water at 345 K into the calorimeter containing a 50.

Which of the following statements is not true of the phases of a given substance? A. The particles of gases have more kinetic energy than the particles of liquids or solids. B. The particles of a solid vibrate. C.

How many grams of KCl are needed to prepare 1.00 L of a 2.00 M solution

The population of rabbits in a forest is decreasing. Foxes in that region are now competing with each other for the limited number of rabbits in that forest. Which type of competition exists among these foxes?

Which statement describes the periodic table? It is a scientific model. It is a scientific experiment. It is a hypothesis. It is the scientific method.

The rate of dissolution is affected by all of the following except the A. agitation of solute within the solvent. B. surface area of the solute. C. temperature of the solute. D. amount of the solute dissolved.

Which of the following correctly describes the process of inspiration (air entering the lungs). A. The lungs expand, causing their internal pressure to decrease B. The lungs expand, causing their internal pressure to increase C.

How many molecules are in 1.00 gram of water, h2o?