In the crown-ether complex, the metal ion fits into the cavity of the crown ether and is solvated by the oxygen atoms. The exterior of the complex is nonpolar, masked by the alkyl groups of the crown ether.
Arrow Alerts. Location-enabled apps and services track your iPhone by periodically querying it for location-based information. They may do this while being used or running in the background on your device. A little arrow appears on the iPhone's upper-right corner to advise you when data is shared. Arrows also appear within the Location Services settings screens to indicate when and what kinds of information was shared with whom.
Your personal information, such as your height, weight, gender, and age, is one of the things your Apple Watch uses to calculate how many calories you burn and more. To update your personal information: 1  Open the Watch app on your iPhone. 2  Tap the My Watch tab. 3  Tap the item that you want to change and adjust it.4  Tap Done. Hold your iPhone in your hand, or wear it on an armband (preferably) or waistband. 2  Open the Workout app on your Apple Watch, and choose Outdoor Walk or Outdoor Run. 3  Choose your goal or select Open. 4  Tap Start. 5  Walk or run at your normal pace for about 20 minutes.