Sodium percarbonate (Na2H3CO6 ) is a hydrate formed between sodium carbonate and hydrogen peroxide, and is more properly written 2 Na2CO3 + 3 H2O2 . When mixed with water it dissociates into sodium ions, carbonate ions, and hydrogen peroxide, which subsequently decomposes into oxygen and water through a series of intermediate steps. At concentrations above […]
Expecting calms for most of the passage, we set out in a flat calm with 70 gallons of fuel. Six hours later, around mid-day, the engine wailed, screeched, clanged, and died. Hardly a ripple stirred the Gulf of Panama.