Input is when you type with the calculator
I spot homework. moles = mass/mr You want mr (molecular mass) so we rearrange using algebra. mr = mass/moles Now we plug in your numbers. Luckily the units are already correct. mr = 119.3/2.13 I'll allow you to get your calculator (or use windows calculator) and finish it off.
yes you mean calculator. yes a calculator is there in the computer.
clear
"Calculator"
What does 4e-6 mean
memory/recall
all clear
not a number
13.076
Grand total
The calculator.