choose all the answers that apply. if gene flow is reduced speciation can happen the genetic difference between two populations increases the genetic difference between two populations decreases the population may become extinct the species becomes endangered

What is the composition, in atom percent, of an alloy that consists of 4.5 wt% pb and 95.5 wt% sn? the atomic weights for pb and sn are 207.19 g/mol and 118.71 g/mol, respectively.(a) 2.6 at% pb and 97.4 at% sn(b) 7.6 at% pb and 92.4 at% sn(c)97.4 at% pb and 2.6 at% sn(d) 92.4 at% pb and 7.6 at% sn

Which is a character of nuclear fusion but not nuclear fission

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11