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The Haber process is a reaction of burning Nitrogen and Hydrogen to make NH3.The formula is 2N2 + 3H2 - 2 NH3. The reaction is reversible.The forward reaction is exothermic so when the temperature is incr...
1.Graphite is made up of multiple flat layers of carbon, where the layers are not covalently bonded together. Three covalent bonds hold the atoms in each layer together, forming a repeating hexagonal ring...
Electrolysis is a process in which electrical energy, from a direct current (dc) supply, breaks down electrolytes. the free moving ions in electrolytes are attracted to t...
3+4+5=1272/12=636= 18 46=24 56=30Area of a right-angled triangle= ab/218240.5= 216
blood vessels narrow (vasoconstriction) reduces blood flow blood vessels are close to the surface of the skin less heat lost by radiation
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