How do I update google for my new one page site? Below is a screen shot of old page links that are dead and know longer being used for the new site. How do I change these page descriptors for the new one page site or remove them from google search?
You cannot update Google. See https://static.googleusercontent.com/media/www.google.com/en//webmasters/docs/search-engine-optimiza... for info on how SEO works.
Also see Google Groups for info on why your site could have issues with being indexed by Google.