Dãy gồm các chất đều bị thủy phân trong dung dịch H₂SO₄, đun nóng là

A. glucozo, saccarozo và fructozo

B. fructozo, saccarozơ và tinh bột

C. glucozo, tinh bột và xenlulozo

D. saccarozo, tinh bột và xenlulozo

Giải phương trình:  3 x   -   1 x   -   2   +   2 x   -   3 x   -   1   =   1 x   -   2 x   -   3

120-(2x-10)=110

2*x-10=120-110

2x=10

2x=10+10

2x=20

x=20#2

x=10

Sory, I isn't church

Các bạn trả lời dài quá hà!

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
Mr. Kha remembered to take everything except his front door key.

A. The only thing which Mr. Kha forgot was his front door key.

B. Mr. Kha remembered to take everything including his front door key.

C. The only thing that Mr. Kha remembered was his front door key.

D. Except his front door key, Mr. Kha forgot everything.

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.

It’s likely that John will be late for the meeting.

A. John likes the meeting although he can be late.

B. John is probably late for the meeting.

C. The meeting is likely to be late because of John.

D. John is often late for the meeting, so we don’t like it.