Question

Part A Calculate the number of moles of Ag+ in 5.00 mL of 4.00x10-3 M AgNO3 and the number of moles of Crof. in 5.00 mL of 3.50x10-3 M K Cr04. Input your answers separated by a comma. PO AJO O O ? Submit Request Answer - Part B If 5.0 mL of 4.00x10-3 M AgNO3 is added to 5.0 mL of 3.50x10-3 M K, CrO4, is either Ag+ or CrO2 in stoichiometric excess? If so, which is in excess? O Neither is in excess. O O K2 CrO4 is in excess. AgNO3 is in excess. Submit Request Answer

Answer 1

Part A A modursity of Agnoz = 0.004 m. grox 103 m = 420 x 103 molle - 400% 10% mol 12 - Number of mores of Degvez - nolume of somenon in Lifer. 40 x103 molph = Number of moles of Agnoz - 0.005 L (Ay Noz) = h.oxio moll 2 x 0.005 L = 2x10 s mole .. moles of Agnoz = 2.0x105 mol As Agnez dissociates as Agnoz (94) - Ayt rays & Nog (aa) - mores of Agt = 2.0 x105 mas, i Answer - Tolves of magte 2.ox që mer

мәдмин « бут, с 3.5 х 3 м = 3.5 x103 molle 3.5 x103 mol / 2 = - Number of mores of keeron volume of solchon in Lit. - Member of moln of keelron a 2.5810 men l2x 0.005 L - 1.75 x 10's mor. modes of leziron = 1.75 x 185 mall The balanced chemical equation behreen Agnoz and Keimoy isa 2AgNO3 (99) + Kerron lay) - Agairon (s) + 2 kNo3 lag, " Prom bulanced Chanical egnahen 1.75 anos mer leziron requires = 2x175x105 mol of Agnoz = 3.5x105 mol of Agnoz A Agnoz is limning rengent- i lauron is in Stochie metric excess 1. krog? Anion is in stochomchris excess in Solomon