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05
2023-08
问:
如何判断酸碱的强弱
56
最优解答:酸碱的强弱可以通过pH值来判断,pH值越接近7,表示酸碱性越弱;pH值越接近0,表示酸性越强;pH值越接近14,表示碱性越强。
克州共有多少个乡镇,具体名称是什么
107
最优解答:根据美国统计局的数据,阿拉斯加州共有286个乡镇,具体名称如下: 1. Akhiok 2. Akiachak 3. Akiak 4. Akutan 5. Alakanuk 6. Aleknagik 7. Allakaket 8. Ambler 9. Anaktuvuk Pass 10. Anchor Point 11. Anchorage 12. Anderson 13. Angoon 14. Aniak 15. Anvik 16. Arctic Village 17. Atka 18. Atmautluak 19. Atqasuk 20. Badger 21. Barrow 22. Beaver 23. Bethel 24. Bettles 25. Big Lake 26. Brevig Mission 27. Buckland 28. Cantwell 29. Central 30. Chalkyitsik 31. Chefornak 32. Chevak 33. Chickaloon 34. Chicken 35. Chignik 36. Chignik Lagoon 37. Chignik Lake 38. Chitina 39. Circle 40. Circle Hot Springs 41. Clam Gulch 42. Clarks Point 43. Clear 44. Coffman Cove 45. Cold Bay 46. Coldfoot 47. Cooper Landing 48. Copper Center 49. Cordova 50. Craig 51. Crooked Creek 52. Deering 53. Delta Junction 54. Dillingham 55. Diomede 56. Douglas 57. Dutch Harbor 58. Eagle 59. Eagle River 60. Edna Bay 61. Ekwok 62. Elfin Cove 63. Elim 64. Emmonak 65. Ester 66. Eureka 67. Evansville 68. Fairbanks 69. False Pass 70. Flat 71. Fort Yukon 72. Gakona 73. Galena 74. Gambell 75. Girdwood 76. Glennallen 77. Goodnews Bay 78. Grayling 79. Gustavus 80. Haines 81. Healy 82. Holy Cross 83. Homer 84. Hoonah 85. Hooper Bay 86. Hope 87. Houston 88. Hughes 89. Huslia 90. Hydaburg 91. Hyder 92. Igiugig 93. Iliamna 94. Indian 95. Ivanof Bay 96. Juneau 97. Kake 98. Kaktovik 99. Kalskag 100. Karluk 101. Kasaan 102. Kasigluk 103. Kasilof 104. Kenai 105. Ketchikan 106. Kiana 107. King Cove 108. King Salmon 109. Kipnuk 110. Kivalina 111. Klawock 112. Kobuk 113. Kodiak 114. Kotlik 115. Kotzebue 116. Koyuk 117. Koyukuk 118. Kwethluk 119. Kwigillingok 120. Lake Minchumina 121. Larsen Bay 122. Levelock 123. Lower Kalskag 124. Manley Hot Springs 125. Manokotak 126. Marshall 127. McCarthy 128. McGrath 129. Mekoryuk 130. Mendeltna 131. Metlakatla 132. Meyers Chuck 133. Minto 134. Moose Creek 135. Moose Pass 136. Mountain Village 137. Naknek 138. Nanwalek 139. Napakiak 140. Napaskiak 141. Nelson Lagoon 142. Nenana 143. New Stuyahok 144. Nightmute 145. Nikiski 146. Nikolai 147. Nikolski 148. Ninilchik 149. Noatak 150. Nome 151. Nondalton 152. Noorvik 153. North Pole 154. Northway 155. Nuiqsut 156. Nunam Iqua 157. Nunapitchuk 158. Old Harbor 159. Ouzinkie 160. Palmer 161. Pedro Bay 162. Pelican 163. Perryville 164. Petersburg 165. Pilot Point 166. Pilot Station 167. Platinum 168. Point Baker 169. Point Hope 170. Point Lay 171. Port Alexander 172. Port Alsworth 173. Port Heiden 174. Port Lions 175. Prudhoe Bay 176. Quinhagak 177. Rampart 178. Red Devil 179. Ruby 180. Russian Mission 181. Saint George 182. Saint Marys 183. Saint Michael 184. Saint Paul 185. Salcha 186. Sand Point 187. Savoonga 188. Scammon Bay 189. Selawik 190. Seldovia 191. Seward 192. Shageluk 193. Shaktoolik 194. Shishmaref 195. Shungnak 196. Sitka 197. Skagway 198. Skwentna 199. Sleetmute 200. Soldotna 201. South Naknek 202. Stebbins 203. Sterling 204. Stevens Village 205. Sutton 206. Takotna 207. Talkeetna 208. Tanacross 209. Tanana 210. Tatitlek 211. Tazlina 212. Teller 213. Tenakee Springs 214. Thorne Bay 215. Togiak 216. Tok 217. Toksook Bay 218. Tolsona 219. Trapper Creek 220. Tuluksak 221. Tuntutuliak 222. Tununak 223. Two Rivers 224. Tyonek 225. Unalakleet 226. Unalaska 227. Valdez 228. Venetie 229. Wainwright 230. Wales 231. Wasilla 232. White Mountain 233. Whittier 234. Willow 235. Wrangell 236. Yakutat 237. Yellow Springs 238. Yupiit 239. Akiachak Native Community 240. Akiak Native Community 241. Alatna Village 242. Algaaciq Native Village 243. Allakaket Village 244. Anaktuvuk Pass Village 245. Atmautluak Native Community 246. Atqasuk Village 247. Chalkyitsik Village 248. Chefornak Village 249. Chevak Native Village 250. Chickaloon Village 251. Chignik Lagoon Village 252. Chignik Lake Village 253. Chilkat Indian Village 254. Chilkoot Indian Association 255. Chistochina Village 256. Chuathbaluk Village 257. Circle Native Community 258. Crow Village 259. Dot Lake Village 260. Eek Village 261. Ekwok Village 262. Emmonak Village 263. Evansville Village 264. Gakona Village 265. Gambell Native Village 266. Georgetown Village 267. Gulkana Village 268. Haines Native Village 269. Healy Lake Village 270. Holy Cross Village 271. Hoonah Indian Association 272. Hooper Bay Village 273. Hughes Village 274. Huslia Village 275. Hydaburg Cooperative Association 276. Igiugig Village 277. Iqurmuit Traditional Council 278. Ivanof Bay Village 279. Kake Tribal Corporation 280. Kalskag Native Community 281. Kanatak Village 282. Karluk Village 283. Kasaan Village 284. Kasigluk Traditional Council 285. Klawock Cooperative Association 286. Klukwan Village
银的熔点是多少?
153
最优解答:银的熔点为961.93℃。
天然气的引燃温度是多少?
190
最优解答:天然气的引燃温度一般在540℃左右。
碳酸钠受热会分解吗
156
最优解答:答:会。碳酸钠在高温下会分解成碳酸氢钠和氧化钠,其反应式为:Na2CO3 → NaHCO3 + Na2O。
氢氧化氯有没有
122
最优解答:毒性 氢氧化氯有毒性,它是一种有毒气体,可以通过皮肤吸收,可引起皮肤刺激、灼伤和腐蚀性烧伤,还可能引起呼吸道刺激、咳嗽、喉咙痛、咽痛、嗓子痒、咳血等症状。
乙醇是非电解质吗,如果是,那乙醇钠为何会水解
196
最优解答:乙醇是非电解质,但乙醇钠是一种弱碱,它可以在水中水解,生成乙醇和氢氧化钠: C2H5OH + NaOH → C2H5ONa + H2O
凝华来自与升华是吸热还是放热?
最优解答:凝华是放热过程,升华是吸热过程。
问下“盐酸盐”是指什么!有“盐酸根”吗
191
最优解答:盐酸盐是指具有盐酸基的化合物,它们的共价键中含有氢原子和氧原子,氢原子与氧原子之间存在一个共享电子对。盐酸根是指盐酸盐中的离子,它们是由一个氢离子和一个氧离子组成的。
八大强酸都有哪些(最好有化学式和名称)
109
最优解答:1. 氢氟酸(HCl) 2. 硝酸(HNO3) 3. 盐酸(HClO4) 4. 氯化氢(HCl) 5. 硫酸(H2SO4) 6. 氯酸(HClO3) 7. 氟酸(HF) 8. 磷酸(H3PO4)
硫酸起什么用
牛油名称叫什么
什么是化工煤
什么是化工
丙烯酸单体是什么
c16是什么物质
亚麻油酸是什么?
胆碱结构式是什么?
丙烯酸甲酯厂家哪家好
什么是二硫化钼
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