Cho mình xin đáp án đi ạ xin cảm ơn nhiều!

Giúp mik nhanh nhé! Chỉ một bài này thôi! Hứa 5* và ctlhn

Bài tập 7. Cho 100 gam dung dịch NaOH 8% vào 200 gam dung dịch HCl. a. Tính nồng độ % của dung dịch HCl phản ứng. b. Tính nồng độ % của dung dịch thu được sau phản ứng. mn giúp mik phần b vs

Trong không gian Oxyz biết A( 2;1;-3) B(0;-2;5) C(1;1;3). Tính diện tích hình bình hành ABCD

( x^ - 4 ) + ( x^-9 ) - 2x^ - x - 4 = Ghi rõ t ừng bước mgiúp mik nka! ^ : m ũ2

Giúp mình bài này xin cam ơn nhiều!

Xin anh chị giúp em với ạ,em còn phải nộp bài gấp ạ:<

Vẽ sơ đồ tư duy môn Sinh học kì 2 giúp mk nhé

Finish the second sentence so that it has a similar meaning to the first one, beginning with the given words 25. Somebody repaired her car yesterday. She _________________________________________________________ 26. You must see the manager tomorrow morning. You’ve ______________________________________________________ 27. There was never any answers when we rang. => Every_____________________________________________________ 28. That’s an insulting name to use for him. => Don’t call _________________________________________________ Complete the second sentence so that it has a similar meaning to the first one using the word in brackets. Do not change the given words in any ways 29. John asked if it was the blue one or the green she wanted. (WHICH) _____________________________________________________________________ 30. She liked Paris very little, and Rome less. (THOUGHT) _____________________________________________________________________ 31. I can meet you if you arrive before eleven. (SO LONG) _____________________________________________________________________ 32. They will catch all the prisoners again by tonight. (BE) ____________________________________________________________________

1 half way to the office paul (turn)................round and (go)back home because he (forget)..................to turn the gas off 2 while we (talk) ..........on the phone the children (strat)......... fighting and (break)................. a window 3 he used to talk to us for hours about all the interesting things he (do) .................in his life 4 you know she (stand)...............looking at that picture for the last twenty minutes