Chemistry has not received the status of "queen of sciences," as, for example, mathematics. However, chemistry is the most challenging subject in the educational system. Chemistry assignments are challenging to solve for most students, and they become more complex from year to year. Particular problems arise with the search for molecular mass, molar mass, and tasks in this direction.
Introduction Shangri-La Hotel is a global school deluxe Asian hotel string which provides services and places for business and leisure travelers relating to its Asian standards of hospitality. Shangri-La Hotel provides customers with a number of excellent services. More specifically, friends may enjoy high quality room services and resort, facilities such as sauna, Jacuzzi health club, lounge and pub. Furthermore, the hotel chain also provides different and unique products like, The Spa at several hotels and resorts. Through its high quality services, Shangri-La obtains international awards and recognition from prestigious magazines and industry partners.