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Biology, 30.07.2021 16:10 bounce76

: 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.

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: Chia dung dịch X gồm: Cu2+, Ca2+ , NO3- (0,6 mol) và Cl-thành 2 phần bằng nhau
- Cho phần 1...
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