Question

1.08 moles of CNOS how many moles of oven atoms are in 1.0 mo a. 7.55 moles b 1.43 moles c. 6.48 moles d. 33.8 moles e 1.16 x 103 moles Select the correct balanced chemical equation for the CH4 +0% CO + H20 cal equation for the reaction below. a 2CH +90 - 12CO: + 7H30 b. 2C.H14+ 190, 1200, 14 :0 c. 2CH + 120: 12CO3 + 14H20 d. 3CHA+O 18CO) + 22H:0 e. CH4 +0: CO2 + H2O 8 Which compound is insoluble in water? a. Na2CO: b. NH.NO: CaCO3 d. Caci: e. LiCiO4 9 How many mL of 2.0 M HCl solution would need to be diluted to produce 0.250 L of 0.8 M HCI? a. 100 ml b. 200 ml c. 0.10 ml d. 160 mL e. 2.5 mL

Answer 1

i mal &(N) 3Jtams af 0nyon 969 ro8 mol a (Tos) atom Imol 169 On4n atom 6-48 moles :103 68 Oyn CAUect oalancad chemieal euatin The R COR +14,0 RCeH14 +19 0,- water iA inaduble in he eompound Ca co3

Given, a= = 0250L (ar Hel Har HCl W8.0 Ctar HC) 11 Ctar He = 2 VI V2 N V O 250 X0 8 L 11 A1.0 100 mL I/