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Q. a. What is the origin of fossil fuels? b. List three fossil fuels. c. Are fossil fuels a renewable resource?
Answer:
a. Coal, natural gas and oil. b. Fossil fuels originated 150-300 million years ago from animal and plant matter. c. No. The time needed to form these fuels means they are not renewable.
Write a reaction for which the enthalpy change will be (delta H) for solid aluminum oxide.
what is redox titration
Hofmann Method - Determination of Molecular Mass The method is applied to those substances that are not stable at their boiling points, but that may be volatilised with no deco
various concepts of acid and base
calcium acetate
Explain in detail about the Allotropy Allotropy refers only to dissimilar forms of an element within the similar phase or state of matter (i.e. different solid, liquid or gas
Types of titrations - Volumetric analysis Titrations can be categorized as : (A) Acid base titrations or alkalimetry and acidimetry (B) Redox titrations or Oxidation redu
ACTINIUM AND THE ACTINIDES Following actinium (group 3) are the 14 components of the actinide series (represented by the symbol An) combined with progressive filling of the 5
Optical rotation (optical activity) is the turning of the plane of linearly polarized light about the direction of motion as the light travels by certain materials. It happens in s
Q. Explain Collision Theory? Ans. Why do some reactions take place faster than others? What actually happens in a chemical reaction? Consider a gaseous reaction of the typ
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