Osmotic pressure is defined as the pressure that must be applied to the solution side to stop fluid movement when a semipermeable membrane... View Article
The freezing point depression for a given solution are calculated using the formula: ΔTf = i x Kf x m van't Hoff factor, i = 2 for NaCl, so... View Article
Answer: Plaster of Paris is a popular material that is widely used in sculpting materials and gauze bandages. Gypsum plaster is another name for... View Article
Atoms can combine either by transfer of valence electrons from one atom to another (gaining or losing) or by sharing of valence electrons in... View Article
Mixture of Phenol and Sodium Hydroxide is dissolved in cold-water bath with continuous stirring. To this mixture (still kept in cold water... View Article
Composite radicals are groups of atoms of different elements, which may carry either positive charge or negative charge ,which behave exactly... View Article
A balanced chemical equation is in accordance with The law of conservation of mass. The number of moles of atoms is equal and thus the above... View Article
FADH2 is the high energy electron carrier used to transport electrons generated in Glycolysis and Krebs Cycle to the Electron Transport Chain.... View Article
1. Physical state of the reactants and the products. 2. Heat changes (heat liberated or heat absorbed) accompanying the chemical reaction. 3.... View Article
Sodium is a very reactive metal, it tends to react with oxygen to form sodium oxide but this is an unstable compound and soon reacts with... View Article
Glycolysis takes place in the cytoplasm. Within the mitochondrion , the citric acid cycle occurs in the mitochondrial matrix, and oxidative... View Article
Dropping mercury electrode (DME) is a working electrode arrangement for polarography in which mercury continuously drops from a reservoir through... View Article
Lead is a chemical element with the symbol Pb. It is a heavy metal. Lead is soft and malleable, and also has a relatively low melting point. Lead... View Article
Those substances which can burn are called combustible substances. For Example: Cloth, straw, cooking gas, kerosene oil, coal, charcoal, w ood ,... View Article
Ripening of fruits, such as banana, is a chemical change . A number of changes take place during the ripening phase. The color of the fruit... View Article
When two molecules of hydrogen combine, H2 is formed. H2 is molecular hydrogen. It is bonded together by one single bond. 2H denotes two moles of... View Article
Answer: The gynoecium is the female reproductive organ and the last whorl of the flower. It is composed of pistils and occupies the central... View Article
Non - membranous organelles are not surrounded by a membrane such as Ribosomes and centrosomes, Membranous organelles are surrounded by a... View Article
Chasmogamous flowers are open flowers having exposed anthers and stigma. Chasmogamous flowers open at maturity. Lamium amplexicaule produces both... View Article
In cockroaches, air enters the body through (iii) spiracles. Spiracles are breathing openings found on the surface of insects , certain... View Article