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問題的種類

英文 國中

大概有七題的英文文法問題 (有打勾勾的地方✔️(我把他整理成一張圖片了 感謝善心人士解答💗💗

B (用於否定句 (B)where (A)what MEGK MSX FILTE yourself. (C)whether (D)how you see is not necessarily true. You should find the answer opol (A)That (B)What (C)Which (D)How (A)who (B)whom (C)which (D)when The five-star hotel (A)for (B)in F (C)with ☆! can't understand this article. It is written (D) English. Can you help me? you (A)by (B) of (C)on (D)in [OAG Mr. Wang grows a lot of fruit (A)which eats (B)it smells we stayed last night is really beautiful and (D)from sweet and juicy. (C)it is (D)that tastes 3. Mr. Chen is a busy businessman. He likes to spend his free time hungry to death! 260206 (A)with (B)without (C)from EXE MSG (D) off 2pG T8 Brian is a famous musician. He became successful² dnie Bood again and again. USE (B)with practicing Je Tue 50 su WARUSM 16 129 Cute cou (A)by (C)along (D)for 8. The boy is really a genius. He entered a great college and became a A (A)beside (B)around The airplane was flying (A)through A 14. (B)across GLEN (C)under Taipei and Hong Kong. (C)between (D)among (D)between 為所環繞 (Alfor (D)ofue 14. This movie is pats only. It is full of volence and blood. Bito (C)from Macy is my new friend I knew on the Internet. She is a Canadian, and we often send e-mails to each other. Macy's birthday is 16 June 20, and she is fifteen this year. She plays basketball very well. Actually, she is quite good _17_ sports. She is going to play a ball game for her class next week, and she 18 it. 16. (A)in Mour to 2(B)at 1 (A)on (B)at pong (C)on (C)inabi (C)worried with MOER EAGLA (D)satisfied with (D)x (D) of )18. (A)is excited about ex2999 (B)is interesting in C Dear Vivian:LICE back so late. Paul's 19 his place. - How have you been recently? Sorry for writing you birthday is coming soon. He is going to have a birthday party He'll prepare for some cookies, cakes, and drinks. I'll give him a card and a present. that day? Please let me know. about pe ce quis Will you come 20 (B)0 (clop (D)W Love, Ann 19. (A)at g 218 (B)below (C)over (D)into RPC Aom (A)by (B)with (C)on (D)in

已解決 回答數: 3
化學 高中

上課老師有說好像是正負的原因,但忘記了

(1)水的解離反應式HO+H29) 5 水是弱電解質,幾乎不解離,故純水幾乎無法導電。 1升的水解離狀況 [H+] =(OH) = (x107 H2O=H++Of 2009 18 / 55.by. -1x107 t[x16) +1x16? 1x107 1×10? = (x10²(M) 55.6 [1₂0] = $5,6 = 55.6cm). 55.6 2升的水解離狀況 H20 $ H+ + OH 2000 78556x20 -2*15² + 2×13²³ +2×10²? 55.6x2 24107 24107 [H₂0] = 35.6²² = 55.6(M) [H²] = [OH) = 乙 =xiōn 25°C時純水中 [H"]=[OH ]- _\xLo) M(定值)(HOI=55.6M(定值) -14 離子積常數(KG) = [H+] [ok]= violy *D[H²+] = [OH] 加入酸+五个反應向左 2. Kv的影響 水解體反應為吸熱反應HC) >Hag)+Of(opH=452 溫度愈高有助於ß熱方向反應解離度增加 THJ=[of] Kut 溫度愈低有助於預熱方向反應中解離度,减少HS COUP Kw↓ 純水在不同溫度下的表現 [H+]和[OH⁻]關係及大小 Kv的大小 Kw>1×1014 2 >1-8×10 kw=lxle kw=1x10 2 T>25°C [H]=[ok]>/x107 T=25°C [H]=[] = (x102 T<25°C [H+] =(f)<1x(0) kwxxot / < 1-8x107/0 3. 加入酸或鹼對 Kw的影響 沒有影響 25 度C的水中 (1)加入酸 H2OW=Hay tofing) (2) 加入鹼 比例 解離度 x 10% flex100%=1.8x100% H200 = Hiayi tofiay) 最初[H+]=[] 加入鹼[ok] | 反際向右 2X/0? > COH]↓ [H+]>[of] Kw = [H] [H] =+*+014 (3) (出不變) 二.水中酸與鹼 1. 酸鹼的定義:阿瑞尼斯(S. Arrhenius,1859 ~ 1927)解離說之酸鹼定義: 1/化學 3-4 kw → [H]↓ → [oH]> [H +4₁ _KW =CH²] [OH] = 1X1 0¹1)

尚未解決 回答數: 1
英文 高中

第20題怎麼看

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已解決 回答數: 1
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