The half-life of radium-226 is 1,600 years. It decays into radon-222. What fraction of the original amount of radium-266 in a sample will still be raisin after 8,000 years? (Marking brainliest if correct, lots of points!!) A. 1/8
B. 1/32
C. 1/4
D. 1/16

)in the deacon process for the manufacture of chlorine, hcl and o2 react to form cl2 and h2o. sufficient air (21 mole% o2, 79% n2) is fed to provide 35% excess oxygen, and the fractional conversion of hcl is 85%. calculate the mole fractions of the product stream components.