What is an indicator? name some examples of pH indicators and their specific uses. (at least 4)

Which outer planet has a characteristic storm called the Great Red Spot?

A solid magnesium flare has a mass of 1300 g and a volume of 743 cm to the third power. What is the density of the magnesium?

A chemist must prepare of potassium hydroxide solution with a pH of at. He will do this in three steps: Fill a volumetric flask about halfway with distilled water. Weigh out a small amount of solid potassium hydroxide and add it to the flask.

What will happen as an object receives energy due to heat flow? The molecules will move faster. The molecules will move more slowly.

Charles's law states that A-Volume decreases as pressure decreases B-Volume decreases as temperature increases C - Pressure and temperature are inversely proportional D - Volume increases as temperature increases

Which process is used to determine the concentration of an acid?

Using the ideal gas equation, calculate the pressure of oxygen gas in a cylinder with a volume of 25.00 L. The oxygen masses 4.362 kg and room temperature is at 22.5 o C.

Which of the following methods separates a homogeneous solution by spinning the solution very fast? Evaporation and distillation Filtration Centrifuge Magnetism

If the reaction is at dynamic equilibrium at 500 K, which statement applies to the given chemical system? The forward and reverse reactions no longer occur. The rates of the forward and reverse reactions are unequal.

The first element on the periodic table of elements is hydrogen true or false