Search results
Results from the WOW.Com Content Network
Twenty-two radioisotopes have been characterized: the most stable, 60 Co, has a half-life of 5.2714 years; 57 Co has a half-life of 271.8 days; 56 Co has a half-life of 77.27 days; and 58 Co has a half-life of 70.86 days. All the other radioactive isotopes of cobalt have half-lives shorter than 18 hours, and in most cases shorter than 1 second.
In 2016, 51.5 per cent of the residents of the city proper belonged to a visible minority group, compared to 49.1 per cent in 2011, [155] [158] and 13.6 per cent in 1981. [159] The largest visible minority groups were South Asian (Indian, Pakistani, Sri Lankan at 338,960 or 12.6 percent), East Asian ( Chinese at 332,830 or 12.5 percent), and ...