Nitrogen has 5 valence electrons. N , is located in group 1 5 , which means that it has 5 valence electrons . Nitrogen exists as diatomic... View Article
Proteins are crated by linking together amino acids into protein links called polypeptide chains. There are twenty amino acids of which 12 can be... View Article
Osmosis refers to the movement of one, less concentrated solvent through a semipermeable membrane to another, more concentrated solvent. it is... View Article
Water ( H2O ) is polar because of the bent shape of the molecule. It also acts as a polar solvent. it has one side that is positively charged and... View Article
A transverse wave is a wave that oscillates perpendicular to its direction of propagation. Light is a wave in which an electric field propagates... View Article
The atomic mass of an element is the weighted average mass of the atoms in a naturally occurring sample of the element. Atomic mass is typically... View Article
There are seven electromagnetic waves. Depending upon the wave length. Gamma ray,X-ray, UV visible light,Infra red microwave radio waves. An... View Article
Density is the mass per unit volume of a substance. However, water's exact density depends on both the air pressure and the temperature of the... View Article
Phosphorous is a waxy red or white coloured element. Since it is a highly reactive element, it is never found free in nature and is mostly found... View Article
Answer: Chemical reaction is just a rearrangement of atoms. It can neither create nor destroyed during the course of a chemical reaction.... View Article
NO2+ Bond order for the molecule is given by : (Total number of electron pairs in N-O bonds)/(total number of N-O bonds) Here total no. Of A-O... View Article
A silvery-white metal that ignites easily in air and burns with a bright light is magnesium. Magnesium is one-third less dense than aluminium. It... View Article
Fossils are the remains of creatures that lived long ago. So, fossils include organic matter buried beneath layers of rocks. A fuel is a source... View Article
The boiling point of water in kelvin scale is 373.15 K. As boiling point of water in celcius scale is 100 degree celcius. So as per formula... View Article
Potassium is the seventh most abundant metal in the Earth’s crust. Potassium is essential to life. Potassium ions are found in all cells.... View Article
There are 6 steps of mechanism Sound transfers into the ear canal and causes the eardrum to move The eardrum will vibrate with vibrates with the... View Article
Veins bring back blood to heart from different parts of our body. In order to stop the flow of blood backwards valves are present in veins.... View Article
Chemical formula of sodium phosphate is Na3PO4. It's a salt of Sodium and phosphate source. It is a white, granular or crystalline solid, highly... View Article
