Making a salt from an alkali. If you are using an alkali-which is a soluble base-then you need to add just enough acid to make a neutral solution (check a small sample with universal indicator paper). Warm the salt solution to evaporate the water. You get larger crystals if you evaporate the water slowly.Previous.f you are using an alkali-which is a soluble base-then you need to add just enough acid to make a neutral solution (check a small sample with universal indicator paper). Warm the salt solution to evaporate the water. You get larger crystals if you evaporate the water slowly. Previous.
Unlocking involves the removal of carrier restrictions on the handset enabling the use of an iPhone with any compatible service provider/carrier. To software unlock an iPhone it needs to have previously been jailbroken. Do I need to jailbreak my iPhone?
Option 2: How to Unlock your Phone. 1  You should purchase a SIM card from other carriers besides AT&T like Simple Mobile, T-Mobile, etc. 2  You should place this SIM card into your iPhone (5, 4S, 4, 3GS, 3G, 2G). 3  Plug the phone along with the SIM card into your computer.ption 3: How to Unlock an iPhone. If for any reason the above methods just donât work out for your, then you should think about trying about this restore method. 1  Empty your SIM card tray of your phone. 2  If the SIM Card is present in the tray, you will not be able to restore and access iTunes.