Is the silver foil really silver? (wouldn't it make cigarettes more expensive)If not then what is the material used to make it?
No, it's aluminum pressed very thin and applied to paper.
11convert volume to standard units - 1ml1cc 100ml100cc.001 metre cubemass density volume1.001.001 Kg heatmassheat constantchange in temperature hence heat .00141802931224.74 mass in kg, constant for water 4180 J, temperature in kelvin12Valence electrons are the electrons in the outermost shell of the atom 13Oxygen 6, chlorine 7, sodium 114Octet rule is the rule to explain why atoms combineIt states that every atom tries to attain the complete shell of eight electrons which is the nearest noble gas configurationEg- sodium has 11 electrons in total which is one more than those of neon(10)So it tries to attain that configuration by losiing an electron15Total no of electrons14(7 each) shared electrons 6(3 each)unshared electrons 4 each 4Density of water 1 Kg/m^3 6MgO- magnesium oxideNaCl- sodium chloride(table salt)K2CO3- potassium carbonate 7 Lithium bromide- LiBrCalcium oxide- CaOAluminium sulphide- Al2S3 8 Burning paper is exothermic in natureDoesn't it give heat on burning?photosynthesis is not an exothermic reactionIt rather uses energy 9 water has very high latent heat of vaporization10 Units are celsiusfahreheit, kelvin, rheumer.
