Calcium nitride, referred to as calcium azanidylidenecalcium in IUPAC nomenclature, is an inorganic compound with constituent elements calcium... View Article
Acids are classified as either strong or weak, based on their ionization in water . A strong acid is an acid which is completely ionized in an... View Article
Whole Numbers are simply the numbers 0, 1, 2, 3, 4, 5, ... (and so on). Integers are like whole numbers, but they also include negative numbers... View Article
Both molarity and formality express concentration as moles of solute per liter of solution. Formality is a substance’s total concentration... View Article
In geometry, a quadrilateral can be defined as a closed, two-dimensional shape which has four straight sides. A quadrilateral has 4 sides, 4... View Article
Mass usually refers to the amount of matter in an object, while density is the physical property of matter. The symbol for density is the Greek... View Article
Alveoli are tiny air sacs present in the lungs which appears as a bunch of grapes. These are also known as pulmonary alveoli. They mainly promote... View Article
According to the Aufbau principle, the electrons of an atom occupy quantum levels or orbitals starting from the lowest energy level, and... View Article
Molting, known technically as ecdysis, is literally a period of growth for insects. When one organism sheds something like hair, feathers,... View Article
A pH lower than 7 is acidic, while a pH higher than 7 is alkaline. In mathematical terms, pH is the negative logarithm of the molar concentration... View Article
The atmosphere is a mixture of nitrogen (78%), oxygen (21%), and other gases (1%) that surrounds Earth. High above the planet, the atmosphere... View Article
Atomic mass is the mass of an individual atom in atomic mass units. The molar mass of the element nitrogen is 14.0 g/mol. Molar mass of nitrogen... View Article
The atomic weight for these elements are the following. Carbon = 12.01 g/mol Oxygen = 16.00 g/mol Hydrogen = 1.01 g/mol To calculate for the... View Article
The circulatory system is an organ system responsible for transporting blood, nutrient s, gases, and other molecules throughout the body. The two... View Article
Magnetic resonance cholangiopancreatography (MRCP) is a technique for viewing the bile ducts and the pancreatic duct. It can also show the... View Article
Transition elements are usually characterized by having d orbitals. Due to the different symmetries of the d orbitals and the inductive effects... View Article
A scalar quantity has magnitude or size, examples: distance, speed. Vector quantities have both magnitude and direction, examples: force,... View Article
