A: iron (III) carbonate
B: ferric carbonate
C: iron (II) carbonate
D: copper (II) carbonate
举一反三
- 1803a8273f88c11.png 的英文名称是______。 A: iron (II) carbonate B: ferrous carbonate C: iron carbonate D: ferric carbonate E: iron (III) carbonate
- The White Cliffs of Dover are composed mainly of: A: Calcium Carbonate B: Silicon Dioxide C: Mangan Oxide D: Iron Oxide
- The primary buffer system that controls the pH of the blood is the __________ buffer system. A: carbon dioxide, carbonate B: carbonate, bicarbonate C: carbonic acid, carbon dioxide D: carbonate, carbonic acid E: carbonic acid, bicarbonate
- What is the formation of stalactites mainly related to? A: The erosion of calcium carbonate B: The precipitation of calcium carbonate C: earthquakes D: the corrosion from wind
- long as the ratio of carbonate and bicarbonate ions in plasma is<br/>maintained at_____________, pH of the plasma can be maintained at(B) A: 10: 1 B: 20: 1 C: 30: 1 D: 40: 1
内容
- 0
Which of the following is NOT part of the hydrologic cycle? A: water moving into creeks and streams following a rainstorm B: water infiltrating into the soil and bedrock C: calcium carbonate dissolving in soil water and groundwater D: water evaporating from a lake
- 1
Which of the following will you classify as bases? A: ammonium hydroxide B: potassium hydroxide C: ammonium chloride D: nitric acid E: sodium phosphate F: calcium chloride G: carbon dioxide H: calcium carbonate I: calcium oxide J: silicon dioxide
- 2
Which of the following will you classify as acids? A: sufuric acid B: nitric acid C: ammonium hydroxide D: sodium phosphate E: calcium chloride F: carbon dioxide G: calcium carbonate H: calcium oxide I: silicon dioxide J: potassium hydroxide
- 3
Grey spot of oat are due to A: Copper B: Iron C: Manganese D: Zinc
- 4
Metal utensils such as iron, copper, or aluminum are appropriate to prepare decoctions.