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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
why lithium and breyllium markedly differ from other members of theit respective group?
your HPLC system has efficiency 1500 theor. Plates, but baseline is very noisy. You have a choice either increase response time or decrease attenuation. what will you choose and wh
construction and working of calomel electrode???
Radioactive decay is a process whereby unstable nuclei change into more stable nuclei by emitting particles of different kinds. Alpha, beta and gamma (α, β and γ) radiation was cla
Q. Explain about Electron-Dot Structures? Write an electron-dot structure for a impartial atom of arsenic an element used in semiconductor materials because of its electron con
plz explain me about buffer capacity and its type
F of NH4Cl->NH3 +HCl when p(NH3)not =p(HCl) F of KClO3->KCl +O2 KClO3=solid &KCl=solid & other are in gas. PLEASE REPLY TODAY(NEED TO COMPLETE THE ASSIGNMENT)
Explain the un-ionized form of vanillin It is the un-ionized form of vanillin that has the typical odor. In NaOH solution, the phenol group ofvanillin ionizes to its conjugate
Evaporation theory and describe advantages, disadvantages and application?
what is hydrated copper
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