Ok, so I am writing a lab report, plotting two variables that are 34 orders of magnitude apart, and I get this plot,

Where are the Y-axis labels?!?

So I try and fix it and I cannot get anything to show those numbers.

And then there is the issue of the equation, excel doesn't want to show the proper equation on the chart.

I multiplied the y axis by 10^19, this got me some labels on the y-axis, but the trend line was still wrong. y=3.06?!?, the line is clearly slanted.

Or well, got my answer in the end. Got Planck's constant within 15% of the actual value. Still doesn't make up for excel.

Other things, when I type certain numbers, I get a date... Learnt how to fix it but this is still annoying.

Edit 5minutes after posting this I get...