碳酸氢钠和硝酸银反应的化学方程式
碳酸氢钠和硝酸银发生化学反应时，会产生沉淀。
When sodium hydrogen carbonate and silver nitrate undergo a chemical reaction, a precipitate is formed.
这个反应是一种双离子反应。
This reaction is a double displacement reaction.
在化学方程式中，可以用符号“↓”表示沉淀形成。
In a chemical equation, a symbol "↓" can be used to indicate the formation of a precipitate.
沉淀是指在溶液中形成的不溶固体。
A precipitate refers to an insoluble solid formed in a solution.
化学方程式可以用来描述化学反应发生的物质变化。
A chemical equation can be used to describe the change of substances in a chemical reaction.
化学方程式中的反应物和生成物可以通过化学式表示。
The reactants and products in a chemical equation can be represented by chemical formulas.
沉淀的产生常常是化学反应进行的一个重要指示。
The formation of a precipitate is often an important indicator of a chemical reaction taking place.
化学方程式中的反应物和生成物的系数需要平衡。
The coefficients of reactants and products in a chemical equation need to be balanced.
平衡化学方程式是化学方程式写作的一个重要步骤。
Balancing chemical equations is an important step in writing chemical equations.
反应物和生成物的摩尔比可以通过化学方程式中的系数来确定。
The molar ratios of reactants and products can be determined by the coefficients in a chemical equation.
化学方程式中的化学符号表示了反应物和生成物之间的化学变化。
The chemical symbols in a chemical equation represent the chemical changes between reactants and products.
沉淀的颜和形状可以通过实验来观察。
The color and shape of a precipitate can be observed through experimentation.
沉淀在化学实验中具有重要的应用价值。
Precipitates have important practical applications in chemical experiments.
化学方程式需要遵循一定的书写规范和命名规则。
Chemical equations need to follow certain writing conventions and nomenclature rules.
化学方程式中的每个物质都需要清晰地表示其状态。
Each substance in a chemical equation needs to be clearly indicated in its state.
化学方程式的平衡需要考虑原子的数目和质量的守恒。
The balancing of chemical equations needs to consider the conservation of the number and mass of atoms.
沉淀反应是化学实验中经常进行的一种类型的反应。
Precipitation reactions are a type of reaction commonly carried out in chemical experiments.
化学方程式的写法需要遵循一定的规范和格式。
The writing of chemical equations needs to follow certain conventions and formats.
反应物和生成物在化学方程式中需要按照一定的顺序排列。
Reactants and products in a chemical equation need to be arranged in a certain order.
沉淀的产生通常伴随着溶液中的离子重新排列。reaction mass
The formation of a precipitate is usually accompanied by the rearrangement of ions in a solution.
化学方程式的平衡需要考虑原子和离子的电量之间的平衡。
The balancing of chemical equations needs to consider the balancing of the charges of atoms and ions.
化学方程式中的反应物和生成物的物质量需要平衡。
The mass of reactants and products in a chemical equation needs to be balanced.
沉淀的生成需要满足一定溶解度的要求。
The formation of a precipitate needs to meet certain solubility requirements.
化学方程式中的符号需要准确地代表相应的物质。
The symbols in a chemical equation need to accurately represent the corresponding substances.

版权声明：本站内容均来自互联网，仅供演示用，请勿用于商业和其他非法用途。如果侵犯了您的权益请与我们联系QQ:729038198，我们将在24小时内删除。