Sodium hydrochloride, also referred to as sodium hypochloride, is a compound that is often used in water purification processes. Its chemical symbol is NaOCl.
Sodium hydrochloride may be used in some industries for bleaching, odor removal and water disinfection. It is a yellowish solution that can be produced by dissolving salt in softened water or by adding chlorine gas to caustic soda.
People who are exposed to sodium hydrochloride for long periods of time may suffer from a sore throat, stomach pains and vomiting. However, in correct concentrations, such as when it is used in a swimming pool, sodium hypochlorite is generally harmless.Learn More
Relative dating and radiometric dating are used to determine age of fossils and geologic features, but with different methods. Relative dating uses observation of location within rock layers, while radiometric dating uses data from the decay of radioactive substances within an object.Full Answer >
No one knows who discovered tin because it was known to the ancients. The Romans referred to tin as stannum, and this is reflected in its symbol, Sn. It's also one of the few elements that has an alchemical symbol.Full Answer >
The smallest particle of an element is an atom. Each atom of an element has a certain number of protons, electrons and neutrons; once those numbers change, the atom makes a different element.Full Answer >
At room temperature, calcium is found in a solid state. It appears as a silvery white compound that tarnishes easily in contact with air. Calcium melts at a temperature of 1,547.6 F and boils at 2,703.2 F.Full Answer >