When water changes from one state to another each process has a name what are the names of the processes that occur in each state change.

The states that the firing rate of neurons in the auditory nerve matches the frequency of the sound wave. A. frequency theory B. place theory volley principle D. auditory principle

Match each of the following fat-soluble vitamins with the unit used to express the amount required in the diet. A: microgram. B: miligram

The sedimentary rock formed when water deposits tiny particles of clay in very thin flat layers is called? a. gymsum b. shale c. limestone d. calcite

When using the ideal gas constant value, R = 0.0821, in an ideal gas law calculation, the units of volume may be expressed in milliliters or liters. TRUE FALSE

Describe the best method for separating a mixture of sand, salt, and steel shavings by placing the steps below in the correct order. Heat the mixture to evaporate the water. Pour the mixture through a filter to separate the sand.

What are primary and secondary alkanols

Hydrogen is 99% hydrogen-1; 0.8% hydrogen-2; and 0.2% hydrogen-3. calculate it's average atomic mass

Uranium-235 has a half-life of 713 million years. Would uranium-235 or carbon-14 be more useful for dating a fossil from Precambrian Time? Explain.

Earth's oceans contain many dissolved elements like calcium, sodium, and chlorine. These elements plus several others combine to form the salts in the oceans.

What is physical change in chemistry?