i-calculate-the-mass-g-of-2-639-mol-cobalt-iii-carbonateii-calculate-the-moles-o

Question

i) Calculate the mass (g) of 2.639 mol cobalt (III) carbonate

ii) Calculate the moles of ammonium ions in 9.631 g of ammonium sulfate

iii) Calculate the mass (g) of 8.69 x 10²² molecules of Caffeine, C₈H₁₀N₄O₂

Accepted Answer

i) 786.1 g cobalt (III) carbonate, ii) 0.1457 mol ammonium ions, iii) 28.0 g Caffeine

Answer

i) 269 g cobalt (III) carbonate, ii) 0.2597 mol ammonium ions, iii) 28.0 g Caffeine

Answer

i) 451 g cobalt (III) carbonate, ii) 0.2597 mol ammonium ions, iii) 29.6 g Caffeine

Answer

i) 313.9 g cobalt (III) carbonate, ii) 0.1457 mol ammonium ions, iii) 29.6 g Caffeine