You are downloading the MolarMass XAP file v1.1.1.0 for Windows Phone. MolarMass is a free Education App: Enter a chemical formula and this app will give you its molar mass!Updates in version 1.1.1Advertising. You can now download the offline XAP package file to install & try it.
Download Locations for MolarMass 1.1.1.0 XAP file
Package File
Please Click Here > to retrieve available package files for MolarMass.
Please be aware that the MolarMass XAP file you are to download is hosted on the Microsoft Store CDN server. You can read more about MolarMass or get it on Microsoft Store.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline MolarMass XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.