Fun at Home: September 2020

Wednesday, September 30, 2020

ĐỀ THI CHỌN HỌC SINH GIỎI LỚP 12

Posted: 29 Sep 2020 06:04 PM PDT

ĐỀ THI CHỌN HỌC SINH GIỎI LỚP 12 NĂM HỌC 2018-2019 Thời gian: 180 phút Câu 1: (4 điểm) 1.1 Củ sắn (khoai mì) có hàm lượng tinh bột khá...

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Wednesday, September 23, 2020

ĐỀ KIỂM TRA GIỮA HKI MÔN HÓA TRƯỜNG HTPT NGUYỄN THƯỢNG HIỀN

Posted: 22 Sep 2020 10:36 PM PDT

Sở GD –ĐT Tp Hồ Chí Minh ĐỀ KIỂM TRA GIỮA HKI NĂM HỌC 2012- 2013 THPT NGUYỄN THƯỢNG HIỀN MÔN : HÓA...

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Wednesday, September 16, 2020

Bài tập Hóa 12 chương Este - Lipit trường THPT Bà Điểm

Posted: 15 Sep 2020 11:02 AM PDT

Câu 28. Hai este X và Y có cùng công thức phân tử C8H8O2 và chứa vòng benzen trong phân tử. Cho 6,8 gam hỗn hợp X và Y tác dụng với dung dịch NaOH dư, đung nóng, lượng NaOH phản ứng tối đa là 0,06...

Thank you for spending some time at my site : www.tranganhnam.xyz and in my blog : http://hocdethi.blogspot.com/. I hope you come to visit again soon!

Thursday, September 10, 2020

SEO/SMM/PPC Services

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Hope you are doing well.

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Friday, September 4, 2020

Full Mobile Apps Marketing

Hi,

I am { Zeneth } associated with one of the value driven Digital Marketing agencies having Mobile App marketing as the cornerstone to their service arrays. We have worked for the clients like Grab App, MUTV, Careem & many more corporate giants. In the last 5 years, we have generated billion dollars of revenue to our clients via our custom tailored approach.

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Thursday, September 3, 2020

Hòa tan hoàn toàn 30,4 gam chất rắn X gồm Cu, CuS, Cu2S và S bằng dung dịch HNO3 dư, thoát ra 20,16 lít khí NO duy nhất (đktc) và dd Y. Thêm Ba(OH)2 dư vào dd Y thu được m gam kết tủa. Tìm m.

Hòa tan hoàn toàn 30,4 gam chất rắn X gồm Cu, CuS, Cu2S và S bằng dung dịch HNO3 dư, thoát ra 20,16 lít khí NO duy nhất (đktc) và dd Y. Thêm Ba(OH)2 dư vào dd Y thu được m gam kết tủa. Tìm m.

Posted: 02 Sep 2020 09:58 PM PDT

Câu 12: Hòa tan hoàn toàn 30,4 gam chất rắn X gồm Cu, CuS, Cu2S và S bằng dung dịch HNO3 dư, thoát ra 20,16 lít khí NO duy nhất (đktc) và dd Y. Thêm Ba(OH)2 dư vào dd Y thu được m gam kết tủa. Tìm...

Thank you for spending some time at my site : www.tranganhnam.xyz and in my blog : http://hocdethi.blogspot.com/. I hope you come to visit again soon!