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Q. Hypothesis on chlorofluorocarbon?
A hypothesis is a probable explanation for what has been observed. Based on the explanation of ozone thinning and CFC build-up in the chemists Mario Molina, the atmosphere and F. Sherwood Rowland hypothesized that CFCs break in the atmosphere due to the Sun's ultraviolet rays. They additional hypothesized that a chlorine particle produced by the breakdown of CFCs could break down ozone.
what is n-factor and what is the formula for calculating it
Experimental evidence for the existence of the atomic nucleus comes from: (1) Millikan's oil drop experiment (2) Atomic emission spectroscopy (3) The magnetic bending of
Indicate the nature of bonding in diamond: (1) Covalent (2) Ionic (3) Coordinate (4) Hydrogen Ans: Covalent
why are lanthanides and actinides called innertransition metals
WHAT IS THE MEANING OFPotential Energy Surfaces
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Organic Compounds - Organic Chemistry The term 'organic' signifies life. Hence, every molecule that was prepared directly or indirectly from living organisms, animals and plant
show me mechanism of stille reactin
REVERSIBLE CELLS AND IRREVERSIBLE CELLS DEFINITION, TYPES, CLASSIFICATION, REACTION AND DIFFERENCES
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