The most common oxidation number of Cu is +2. Less common is +1. Copper can also have oxidation numbers of +3 and +4. Here are some oxidation... View Article
The ability to do work is called energy. Work is actually a transfer of energy. When work is done to an object, energy is transferred to that... View Article
Pure water is tasteless odorless, and colorless. Water can occur in three states: solid (ice), liquid, or gas (vapor) . Solid water—ice is... View Article
Any plant adapted to grow in water or aqueous habitats are known as aquatic plants. Examples include lotus and water hyacinth. Aquatic plants... View Article
Climate change has the potential to affect buildings and built structures, slope stability, tailings and water retention structures, and site... View Article
Oxidation reactions can be defined in terms of addition of oxygen or the removal of hydrogen. Examples: Addition of Oxygen: (a). CuO(s) + Hâ‚‚(g)... View Article
Electronic configuration of Nickel (28Ni) is 1s22s22p63s23p64s23d8 Two electrons of Nickel is removed from the outermost shell. The electronic... View Article
HCl (hydrochloric acid) is a strong acid. Arrhenius theory, Brønsted-Lowry acid base theory, and Lewis acid-base theory are the theories... View Article
The presence of H+ ions makes a solution acidic and OH- ions makes it alkaline. In the case of Na+ ions, we see that being a positively charged... View Article
The uterus, or womb, is the part of the female reproductive system in which a baby grows. It is above the vagina, between the bladder and rectum.... View Article
The OH group is attached with primary, secondary and tertiary alcohols with primary, secondary and tertiary carbon atoms respectively. In a... View Article
Cell theory has mainly three parts 1. All living things are made up of cells. 2. Cells are the basic building blocks of life. 3. All cells come... View Article
Molecular shapes can be predicted using Lewis diagrams and the VSEPR theory. Molecules that consist of three atoms (ie; AX2) may be linear or... View Article
Niels Bohr suggested that electrons will Fill up the shells according to the principal quantum number. For K shell, the principal quantum... View Article
The four fundamental forces of nature, strongest to weakest, are the strong nuclear force, the electromagnetic force, the weak nuclear force and... View Article
A voltmeter is an instrument used for measuring electrical potential difference between two points in an electric circuit. An ammeter is a... View Article
A conversion factor is the number or formula you need to convert a measurement in one set of units to the same measurement in another set of... View Article
The number of metalloids in the modern periodic table are 6 . The names are : boron, silicon, germanium, polonium, tellurium, arsenic.Metalloids... View Article
A horn is formed when glaciers erode three or more arêtes, usually forming a sharp-edged peak. Cirques are concave, circular basins carved... View Article
