An example of a polyatomic ion is the hydroxide ion; consisting of one oxygen atom and one hydrogen atom, hydroxide has a charge of â1. Its chemical formula is O H â . An ammonium ion is made up of one nitrogen atom and four hydrogen atoms: it has a charge of +1, and its chemical formula is N H 4 + .Polyatomic ions are often useful in the context of acid-base chemistry or in the formation of salts.A polyatomic ion can often be considered as the conjugate acid/base of a neutral molecule. For example, the conjugate base of sulfuric acid (H 2 SO 4) is the polyatomic hydrogen sulfate anion (HSO 4 â).ts chemical formula is O H â . An ammonium ion is made up of one nitrogen atom and four hydrogen atoms: it has a charge of +1, and its chemical formula is N H 4 + . Polyatomic ions are often useful in the context of acid-base chemistry or in the formation of salts.
Cruises with Carnival Cruise Lines are mostly all-inclusive, which means the majority of the expenses incurred for a Carnival cruise vacation are included in the price. Cruise expenses can include accommodations, dining, entertainment, activities and youth programs.
Email. Norwegian Cruise Line is testing an all-inclusive drink package on three of its ships, Norwegian Sun, Norwegian Gem and Norwegian Jade, at $49 per person per day plus gratuity. It's a trend among cruise lines that appears to be gaining momentum.In addition to Norwegian, Carnival Cruise Line, Celebrity, Royal Caribbean, Oceania and UK-based Thomson Cruises all offer some version of an all-you-can-drink package.READ: Cruise Trend: All You Can Drink Plans. The cruise lines stand to make big bucks from the drink packages.n addition to Norwegian, Carnival Cruise Line, Celebrity, Royal Caribbean, Oceania and UK-based Thomson Cruises all offer some version of an all-you-can-drink package. READ: Cruise Trend: All You Can Drink Plans. The cruise lines stand to make big bucks from the drink packages.