The elements in Group 8A of the periodic table are called noble gases. Can you suggest what "noble" means in this context?

Edward must take 75 mg of medicine each morning. Each of his pills is 30 mg. How many pills should Edward take each day

Which of the following is an example of a chemical change? a. ice melting c. pounding gold into a coin b. milk souring d. a puddle of water evaporating

The temperature reading of - 14°C corresponds to a Kelvin reading of

Which of the following units could not be used to measure density? O A. Kilograms per liter (kg/L) B. Grams per milliliter (g/mL) C. Pounds per cubic inch (lb/in) D. Grams per cubic centimeter (g/cm3)

How do you do percent composition in chemistry?

How many molecules are in 237g (about a cup of water)

How do elements change as you move to the right along a row in the periodic table? The atomic number decreases. The electronegativity decreases. The average atomic mass increases. The number of valence electrons decreases.

Is newton statement a law or a theory

Either aluminum or zinc will replace silver ion in silver nitrate to give silver metal and aluminum nitrate or silver metal and zinc nitrate

What is the basic unit of energy?