A:AnswerThat's going to depend a lot on the actual tray and your hands. I find that I COULD if I had to but I am not that good. It would also help if the legs were down to give a little more room. The keyboard itself is very thin - about 3/8" from bottom to key cap tops.
A:AnswerHello LML! Yes, they are both using the Unifying receiver from Logitech, so you'll be able to pair both with the same receiver using the Logitech Optiions software https://www.logitech.com/en-ca/product/options.
A:AnswerMost Basic features might work. There is a Windows version of the Model 750 that would work better on Dell that is same price I believe. Suggest an exchange for that one.
A:AnswerI believe that it is a full sized keyboard and the keys are spaced normally. I like the feel of the keys but, if you are going to use it in front of a notebook sized computer consider that it will be significantly wider that the computer. They may be an issue depending on your desk and set-up.