Answer:
hi I am new here...........
Amount of money that Cheryl has = $56
Cost of each notebook = $1.60
The maximum number of notebooks she can buy = n
Then
n = 56/1.6
is the inequality that shows the maximum number of notebooks she can buy with her money
On solving the inequality, we get
n = 35 notebooks.
Molecular mass of H2O is: 16+2*1=18
so moles of 40g of H2O is: 40/18=2.22
