MnO4- ONMn+4×ONoxygen=−1 ONMn=−1−4×(−2) ONMn=−1+8=+7 Mn2O3 2×ONMN+3×ONoxygen=0 2×ONMn=0−3×ONoxygen ONMn=0−3×(−2)2=62=3 MnO2 Let x be the oxidation number of Mn in MnO2.overall charge... View Article
Lipase is an enzyme that breaks down triglycerides into free fatty acids and glycerol. Lipases are present in pancreatic secretions... View Article
Peaks in the functional group region are characteristic of specific kinds of bonds, and therefore can be used to identify... View Article
The natural disaster is the consequence when a natural hazard affects humans in an adverse manner. The resulting loss due... View Article
This molecule has one atom of Phosphorus and 4 atoms of Oxygen. P−1⋅30.97=30.97O−4⋅15.99=63.96 30.97+63.96=94.93 PO43−34=94.93amu
Answer: Zinc with chemical symbol Zn has an atomic number of 30, which means it has 30 protons in its... View Article
Acidic hydrogen is a hydrogen atom in an acid that forms a positive ion when the acid dissociates. it has... View Article
A climax community is the final stage of succession, remaining relatively unchanged until destroyed by an event such as fire... View Article
The atomic mass of SO4 is 32.07 + 4(15.9994) = 96.0676u This is calculated by taking separate atomic masses of... View Article
The OH- ion has one oxygen atom and one hydrogen atom. Hydrogen is less electronegative than oxygen, and so will... View Article
A solvent is a substance that dissolves a solute resulting in a solution. Solvents can be classified into two categories:... View Article
Sulphur is a non–metal with symbol S and atomic number 16. Because it’s not placed in metal group in the... View Article
There are three basic types of seismic waves – P-waves, S-waves and surface waves. P-waves and S-waves are sometimes collectively... View Article
For a neutral compound such as carbon monoxide, the sum of the individual oxidation numbers of the constituent atoms must... View Article
By using the Rydberg expression: The wavelength λ of the emission line in the hydrogen spectrum is given by: 1λ=R[1/n12−1/n22]... View Article
The arrangement of electrons in the atomic orbitals of an atom is called the electron configuration. Electron configurations can be... View Article
The electronic configuration of scandium is Sc: 1s2 2s2 2p6 3s2 3p6 4s2 3d1 . So for scandium the 1st... View Article
When a solution of a protein is boiled, the protein frequently becomes insoluble that is ir is said to be... View Article
The individual masses is written below K (potassium) −39.098g O (oxygen) −15.999g H (hydrogen) −1.008g The molecular mass of KOH... View Article
The organisms that are capable of preparing their own food from simple inorganic substances like carbon dioxide and water by... View Article
