What is released when a election returns to a lower state of energy

The Power powe and th

Which process of a volume of solution of known concentration to determine the concentration of another solution

Which statement explains how commercial land use negatively impacts watersheds? Chemicals in fertilizers run off into water and cause algae blooms. Production of clothing items makes pollutants that contaminate the water.

Is HgSO4 soluble or insoluble?

A gas has a volume of 50.0 cm3 at a temperature of - 73°c. what volume would the gas occupy at a temperature of - 123°c if the pressure stays constant?

Why does bromine not react with sulphur?

What happens to the size of the atom of anon-metal as it becomes an anion? A. it decreases B. it increases C. it remains the same D. it is impossible to tell unless you know the specific element

How is oxygen and nitrogen alike

Does a gas discharge tube filled with boron emit the same wavelength

a certain solution has a molarity of m = 6.39 mol/l and has a volume of v = 0.550 l what is the value of n