List the properties of pure substance.
Following are the properties of pure substance: i) A pure substance is a mixture of homogeneous and invariable composition. ii)... View Article
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Which cell is visible to the human eye?
Ovum is the largest cell and is vsiible to the naked eye without the aid of a microscope.
List the composition of aerated drinks.
Aerated drinks contain carbon dioxide (gas) as solute and water (liquid) as solvent.
When is an interstitial compound formed?
An Interstitial compound is formed when small atoms like Hydrogen, Carbon or Nitrogen get trapped in the crystal lattice of... View Article
1 joule of work is said to be done when:
Answer: In the field of physics, the Joule can be defined as the derived unit of energy. As per the... View Article
Give an example of Cyanohydrin reaction.
Cyanohydrin is organic compounds with the formula RR’C(OH)CN, where alkyl or aryl groups may be R and R ‘. Reaction... View Article
What are the constituents of exhaled air?
Composition of exhaled air Breathing is part of the respiratory system, a complex process where air travels into and out... View Article
When can one use the work energy theorem?
work-energy theorem holds for both constant and variable forces.
What is the pH level of salivary amylase?
The pH of salivary amylase is nearly neutral i.e. 6.7.
What is the unit of the excretory system?
The nephron is the unit of the excretory system. The nephron is the basic functional unit of kidneys that consists of... View Article
What is Chemical Weathering? Give examples.
The type of weathering caused by chemical reactions rather than by mechanical processes is known as chemical weathering. Five prominent... View Article
Why does diamond have a high melting point?
Each carbon atom is covalently bonded to four other carbon atoms in diamond. A lot of energy is needed to... View Article
What is use of conducting the Molisch test?
The Molisch test is a chemical test that determines the presence of all carbohydrates.
What is the melting of ice on Kelvin scale?
The melting point of ice on Kelvin scale is 273 K.
What is the brown ring in a brown ring test?
The test is performed by adding iron(II) sulfate to a solution of a nitrate then slowly adding concentrated sulfuric acid... View Article
What are modified amino acid? Give Examples.
Modified amino acids are derived from a single amino acid. Modified amino acids are in-house manufactured amino acid derivatives with specific... View Article
How does the rate of transpiration increase?
When temperature in the environment increases more water is lost from the surface of leaves.
How to describe the term “potential energy”?
Potential energy is defined as the energy possessed by an object on account of its position.
What is the role of the acid in our stomach?
Hydrochloric acid: It is the digestive fluid formed by the stomach during the process of digestion. It functions by destroying... View Article
How does boiling point change for haloalkane?
With the increase in the size of a halogen atom, the magnitude of van der Waal forces increases and consequently... View Article
