Alexa, the voice service that powers Echo, provides capabilities, or skills, that enable customers to interact with devices in a more intuitive way using voice. Examples of these skills include the ability to play music, answer general questions, set an alarm or timer and more.
1 Water can dissolve salt because the positive part of water molecules attracts the negative chloride ions and the negative part of water molecules attracts the positive sodium ions. 2  The amount of a substance that can dissolve in a liquid (at a particular temperature) is called the solubility of the substance.
Soda is an example of a liquid-gas solution, as it contains carbon dioxide (a gas) dissolved in water (a liquid).ere's an example: salt (NaCl) is a solid that dissolves in water; ethanol is a liquid that dissolves in water; carbon dioxide â¦ (CO2) is a gas that dissolves in water. therefore any substance (water in this case)that can let anything disolve in it is a solute. + 10 others found this useful. Anton Rahavik.