Answer: A chemical process where any fuel has a reaction with air (oxidant) to produce heat energy is called combustion. The exothermic reaction... View Article
A polygon is a plane figure that is bounded by a finite chain of straight line segments closing in a loop to form a closed chain or circuit. So,... View Article
The balanced chemical equation is: Mg(s) + 2HCl(aq) → MgCl2(aq) + H2(g) The reaction between magnesium and hydrochloric acid combine to form... View Article
The Least common multiple or lowest common denominator (lcd) can be calculated in two-way; with the LCM formula calculation of the greatest... View Article
The nervous system has two main parts: The central nervous system is made up of the brain and spinal cord. The peripheral nervous system is made... View Article
Duodenum can be said to be the first part of the small intestine. The parts which are present in the upper gastrointestinal tract are the stomach... View Article
A diode typically has a high resistance in the reverse direction and does not allow electrons to flow in this reverse-biased mode. When the... View Article
Morphology is a branch of biology that studies the structure of organisms and their features. Physiology is a branch of biology that studies the... View Article
The conjugate base of any species is that species less a proton. Ammonia less a proton is the amide ion, NH−2 NH3 can donate a proton &... View Article
The atomic number of an element tells the number of protons and electrons in that atom. So the atomic number is 1. Therefore only one electron is... View Article
When naming an ionic compound, we always start with the cation metal and end with the anion. Calcium, Ca is the metal. Calcium is located in... View Article
The name of the ionic compound Na3AlF6 is sodium hexafluoridoaluminate or commonly it is called as cryolite. Cations of metals in Groups 1 and 2... View Article
The Percentage composition of an element in a compound is given by % composition of element = Mass of element in compound / Mass of compound x... View Article
The charge of the metal (which is 3 in our case) is written in Roman numerals and is placed in parentheses to indicate that the element is a... View Article
The atomic number of magnesium is 12. The number of protons in the nucleus of the magnesium atom is 12. Because Number of protons in the nucleus... View Article
Heat and temperature are two different but closely related concepts. Temperature is a measure of the average kinetic energy of the atoms or... View Article
It is a double replacement reaction as well as neutralization reaction where ions are displaced by starting with two compounds and ending with... View Article