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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.
how vulcanisation does changes the chareter of natural rubber
(a) How is aniline obtained from benzene? (b) Why are the secondary amines more basic than primary amines? Describe. (c) Write the complete chemical reactions for the convers
show the mechanism
interconversion of phenol to meta-bromo phenol
How can decrease alcohlic acidity in wheat flour.
Need help figuring out the proper steps on how to solve: What volume of 1.25M HCl in liters is needed to react completely (with nothing left over) with 0.750L of 0.200M Na2CO3? Usi
K3[Al(c2o4)3]
Write down the molecular formula of the overall oxidation reaction of a fatty acid in these three reaction cascades. What roles do A and B play in these reaction cascades?
external treatment of hard water? Demineralisation of British water
Equation shows the combustion of methane. a. By analogy, write a similar chemical equation using ethane, C 2 H 6 . b. Show this equation with Lewis structures. Answer:
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