Question

chem help, please check my answers, pic will be attached

Answer 1

@dpasingh

Answer 2

why did it show i wasnt here.. weird

Answer 3

@dpasingh

Answer 4

Atomic Mass of aluminium= 26.98
i.e. imol of Al weights 26.98 gm
This relation provides a conversion factor to go frommoles to grams. Using the factor 98.08 g / 1 mol:

gm Al= 3.5 *26.98 gm/1 mol =94.43 gm

Answer 5

which one is that..

Answer 6

#1?

Answer 7

btw u only need the conversion factor, not the answer and work