25.4k views
18 votes
PLS HELP!!! i have no idea what this could be

PLS HELP!!! i have no idea what this could be-example-1

1 Answer

9 votes

Answer:

121.5g

Step-by-step explanation:

from the equation:

2mol of Al react to give 3 mol of Zn

i.e 81g of Al will give 3×81/2 = 243/2 = 121.5g

User Gilda
by
3.5k points