EMPIRICAL AND MOLECULAR FORMULA, Study notes of Chemistry

Download EMPIRICAL AND MOLECULAR FORMULA and more Study notes Chemistry in PDF only on Docsity! © dh S om ‘Empivical & Molecular Formula a Empicicol formula a srnollest_pasible whole number ratio or the subscripts in the compound @ —Nolkcular formula @ ——Actual_number ofeach elemen)in te_trmpaund —__ o Formula Examples © _ 1 cnenica anys ofa bgud shows thal i ic 60% C 1-408 1, ond 2st e ——by_ mast -find_the empirical gormia Gs GOg x mole ¢ = 4.gg¢ 23 12.019 1-603 eH = 43.267 + ¢ Calis Pat 101g 1663 > 440g. lmmileO = 1663 2 eg 1-663 @ @ © @ ® @ — by a com 7 41. “+l @ formula Mg = 12:2 gx ImoleNig . 2-910 2 |-496 or |S x2 23 @ 24.319 1.424 @ N+ 17-9 x WmoleN = 14f4 : Ixtet (hig aa @ wolg 44 bE ® ® @ © ® e ‘ot @ @ —Molecular Forroula_ Example @ ___1> Hie eimpitical gormula for o_compound_ic_P205--iHe experimental adlar__ © ——_hnos_is.284 gino) - pind _4hemolecular_gormula ___ Peyy 30-47 = 61-04 = 5x Ie = 0 Pa0\o CS 141-949 )mol az 224 g mo) 14\-94g /mol —Enpincal 4 Melecular Formula Examples ——Lsasample compound with a ynalar mass_of 4-00 g/mal is gaurd ty A: 0-44q x Vonde = 0-436 =) 10g 6433 Tho] G: (02g x ImoleQ = 0-433 2] \eg 0-433 [ Qeix\e = He yx bo) + 1-01 17-0 q/mal J 4.00g/mol___ tien © i 014 /me) {A021 ee eeeaeefeereqeeeeaonnoeodoeages