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If the water molecules in 1g of water were uniformly distributed on earth surface , how many such water molecules would there be in 1 cm^2 of earth?Solution) No. of molecules in 1g of water : (1/18)*6.023x10^23 = 3.34 * 10^22.Area of earth ( consider it a sphere ) = 4x3.14x6400*10^5 cmTherefore your answer = 6.023x10^23/(8.03x10^9) = 7.5x10^13
How is 7.979 times 10 to the 4th in scientific notation for the ordinary notation: 7979?
Many ionic crystals dissolve in water because: (1) Water is an amphiprotic solvent (2)Water is a high boiling liquid (3) The process is accompanied by a positive heat of
WHAT IS ELECTRON DEFICIENCY COMPOUND
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