New word for my mental dictionary. What does it mean?
You are a young man in my eyes 
TI-89 and TI-92. I had a preference for the 92 and its keyboard. Created so many math algorithms in there, it was fun.
And then there are those amongst us that grew up using Slide Rules 
Me identifico muito com isso!!! 
I turned 14 in 1979. Back then all we could make our calculators do was spell BOOBIES. I mean, add, subtract, multiply, and divideā¦ but yeah.
molar calculations for chemistry
Interesting! But it sounds difficultš
Can I Have A New Link As The Old One Is Invalid @PanaYoung