: Chia dung dịch X gồm: Cu2+, Ca2+ , NO3- (0,6 mol) và Cl-thành 2 phần bằng nhau
- Cho phần 1 tác dụng với dung dịch KOH dư thì thu được 9,8 gam kết tủa.
- Cho phần 2 tác dụng với dung dịch K2CO3 dư thì thu được 27,4 gam hỗn hợp
kết tủa .
Tính số mol của các ion còn lại trong X.

Examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. polyploidy is creating new species. the two populations are not interbreeding freely. hybrid offspring of the two populations begin to appear. one species will increase into a population size twice as large as the other species.

Anne, an intern in a microbiology lab, was observing the characteristics of various specimens of protists. match each specimen to the category of protist to which it belongs.

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity