重碳酸钠

例句：

1. 1. Thischemical reacts with water to form sodiumhydroxide, which is used asa cleaning agent.
   这种化学物质与水反应形成氢氧化钠，用作清洁剂。
2. 2. Theprocess involves heating the salt and then addingwater until it forms a thick solution.
   这个过程涉及加热盐并添加水直到形成浓溶液。
3. 3. In baking, sodium carbonateis commonly used as a leavening agentin cakes and pastries.
   在烘焙中，碳酸氢钠常被用作蛋糕和糕点的膨松剂。