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自然 國中

想問乙的部分

=物體在液面以 That is a stounation? The word in fy 90 57758 (C)4→3→2→ 1 (D) 4→3→ 1 → 2 4-3 6.催化劑能改變反應速率,因此廣泛應用於工業製程中, 下列關於催化劑的敘述,何者錯誤? (A) 生物體內的催化劑又稱為酶或酵素 (B)在可逆反應中加入催化劑,可使反應更快達到平衡 (C) 催化劑不會參與反應,因此反應前、後的質量不變 (D)在已達平衡的反應中加入催化劑,不會改變平衡狀態 1)7.今有X、Y兩支試管,管內各裝有相同質量的鎂粉,再 將 2M、5mL 的鹽酸加入 15mL 蒸餾水置於X試管,另 將 1M、15mL 的鹽酸加入 5mL 蒸餾水置於Y 試管中, 觀察反應不再有氣泡後,兩隻試管底部均有鎂粉剩餘。 關於上述實驗結果的推論,下列敘述何者正確? 甲——試管內反應速率: x& Y 乙——試管內產生H2總量:Y>X D Ca(HC 若政府開放某個石灰岩洞供回 碳濃度上升,會對洞中鐘乳石 (A) 平衡向左,增加 CaCO3 (B)平衡向左,減少CaCO3 (C)平衡向右,增加 CaCO (D)平衡向右,減少CaCC 二、題組(每題5分,共10分 (一) 小穎想探討影響反應速率. 丁四支試管內,分別裝入 的大理岩,其濃度與顆粒 氣泡的情形,試回答下 試管 溫度 甲 CIB 丙——鹽酸的莫耳數為操縱變因 丁——鹽酸的濃度為控制變因 (A)甲 (B)甲、丙 (C)乙、丙 (D)丙、丁 25°C 乙丙丁 25°C 丙 25°C T 30°C (A) 8.將下列相同質量的不同物質,加入0.5M 鹽酸水溶液中, 何者生成氣體的初始速率最快? ( B )16 若想探討(濃度生 行實驗?

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英文 國中

幫幫忙🥺英文🙈🫠 錯的題目(拜託希望有人可以耐心幫我詳解🥲加~~33.34. 33我想要問A為什麼不行 34我想要問A可不可以? 17題我想了很久很久真的真的真的很奇怪???

(A) is belong 25. Chinese (A) live 26 What (A) is *(27 (A) Do (0) (B) belong on rice and wheat. (B) lived fact, he is so rich that he owns many houses.i (D) do belong (C) belongs zi browym wheat 小麥 (C) lives (D) is live Kevin busy with? He seems to have a lot of things to do every day. (B) does (C) do you afraid of speaking in front of your class? Dare seem 似乎 (C) Are (LEE(D) Was ement (A) 3 ( accident 意外 (B) was happened to himla (D) was happening to him *() 28. Denny: What (B) Is __yesterday? Rose: He had a car accident and got hurt badly. A nd (A) happened to him (C) did he happen 29. Mr. William: Who (A) teach you English? Kevin: Mr. Green does. q oz a'W (C) taught happy. Only Mary looked worried. Fyshifor (B) teaches (B) was *(A) 30. Everyone at the party (A) is (C) does (D) was taught Jua yabilod (D) did SWIT *(D) 31. I didn't like English before, but now I dmoms to learn it well. aldong Jon had con (A) decided door (B) will decide 2 no (C) am deciding/sh (D) decide * 32 I *B* 1 a lot of fun swimming in the river on hot summer days. (B) was (C) have (D) has caniT (A) am Mr. White: Who told you that there is no school tomorrow because of the coming typhoon? Peter: (A) Andy does. diw (8) (B) It was Frank. (C) Larry told. (D) He is Oscar. (B) 34. Mrs. Li: Students, let's take a ten-minute break, and who needs to go to the toilet? Anna: I (A) need (B de (C) am toilet 廁所 (D) will

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