Question: please answer all and show work. thank you. 8. Calculste the volume of 0.15 moles of tibromine, Br. The density of Br is 3.12g/ml (

please answer all and show work. thank you.

8. Calculste the volume of 0.15 moles of tibromine, Br. The density of Br is 3.12g/ml ( 6pts ) 9. How many grams of Pb are found in 1.001012Pb atoms? (5 pts.) 10. Caledlate the namber of earbonate jons found in 65.347 grams of Fe2(CO3)3(6pts) 11. How many moles of aluminum are present in an Al cylinder with a mass of 15g?(3pts

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