How much money does hydroelectricity cost per kilowatt hours? I pay .07 cents a kWh. If one kilowatt hour of electricity cost nine cents how much does it cost to run a 500 watt light bulb for twenty four hours? 500 watts x 24 hours = 12,000 watt hours or 12kW h. 12 kW h x 9 cents/kW h is $1.08.
Laudanum /ËlÉËdáµnÉm/ is a tincture of opium containing approximately 10% powdered opium by weight (the equivalent of 1% morphine).Reddish-brown and extremely bitter, laudanum contains almost all of the opium alkaloids, including morphine and codeine, and its high morphine concentration makes it a potent narcotic.everal historical varieties of laudanum exist, including Paracelsus ' laudanum, Sydenham's Laudanum (also known as tinctura opii crocata), benzoic laudanum (tinctura opii benzoica), and deodorized tincture of opium (the most common contemporary formulation), among others.
Ruthenium is a chemical element with symbol Ru and atomic number 44. It is a rare transition metal belonging to the platinum group of the periodic table.Like the other metals of the platinum group, ruthenium is inert to most other chemicals.The Baltic German scientist Karl Ernst Claus discovered the element in 1844, and named it after Ruthenia, the Latin word for Rus' .t is a rare transition metal belonging to the platinum group of the periodic table. Like the other metals of the platinum group, ruthenium is inert to most other chemicals.