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Symbolic expression for the reaction of sodium carbonate and hydrochloric acid to produce sodium chloride, carbon dioxide and water
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Symbolic Expression of the reaction of dilute hydrochloric acid with calcium hydroxide Symbolic expression for the reaction of dilute hydrochloric acid with calcium hydroxide
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- 1. The chemical equation for the reaction of hydrated lime with carbon dioxide, hydrochloric acid, and sodium carbonate, respectively, to be balanced and precipitated by symbols (not verbalized in Chinese if signed) The lower footer numbers are enclosed in parentheses uppercase and lowercase letters Hydrated lime reacts with carbon dioxide, hydrochloric acid carbon dioxide, hydrochloric acid, and sodium carbonate, respectively, to be balanced and precipitated by symbols. The subscript numbers are enclosed in parentheses and are clearly written in upper and lower case Hydrated lime reacts with carbon dioxide, hydrochloric acid carbon dioxide, hydrochloric acid, and sodium carbonate, respectively, to be balanced and precipitated with symbols (not verbalized in Chinese if signed) The subscript numbers are enclosed in parentheses and are clearly written in upper and lower case
- 2. Reaction of calcium hydroxide with sulfuric acid
- 3. Which substances in the ion equation can not be disassembled? I want to know the usual, now reviewing sodium, magnesium, aluminum and iron, preferably about these substances.
- 4. Which of the ion equations can or can not be disassembled? When changing the chemical equation to an ion equation ··· To be specific,··· should have examples... Which of the ion equations can or can not be broken? When changing the chemical equation to an ion equation ··· To be specific,··· should have examples...
- 5. In the high ion equation, the micro-sol matter is not removed as a reactant, just like the ionic formula of MgCo3 reacting with HCl Please write down the ion equation for this reaction In the high ion equation, the micro-soluble matter is not removed as a reactant, just like the ionic formula of MgCo3 reacting with HCl Write down the ion equation for this reaction In the high ion equation, the micro-solutions are not removed as reactants, just like the ionic formula of MgCo3 reacting with HCl Write down the ion equation for this reaction
- 6. Add carbon dioxide to the calcium hydroxide solution until the solution becomes turbid and then clear, and then add excessive sodium hydroxide solution to become turbid. Why is the excess sodium hydroxide solution added later turbid? Add excessive carbon dioxide into the calcium hydroxide solution, the solution first becomes turbid and then becomes clear, and then add excessive sodium hydroxide solution to become turbid. Why is the excess sodium hydroxide solution added later turbid?
- 7. Compared with the between magnesium, iron, copper and oxygen, and analyze the possible causes Compared with the reaction of magnesium, iron and copper with oxygen, which reasons may lead to the difference of difficulty and intensity of the reaction? Compare the reaction between magnesium, iron, copper and oxygen, and analyze the possible causes Compared with the reaction of magnesium, iron and copper with oxygen, which reasons may lead to the difference of difficulty and intensity of the reaction?
- 8. Ion equation for reaction of magnesium oxide and dilute sulfuric acid?
- 9. Calcium hydroxide is slightly soluble, so can it be disassembled in the ion equation? Why?
- 10. Is it possible to dissociate calcium hydroxide in the ion equation? Such as title Does the electrolyte dissolve in water?
- 11. Is magnesium hydroxide strong or weak?
- 12. Some say magnesium hydroxide is a weak base, some say it is a medium strong base, some say it is a strong electrolyte, some say it is a weak electrolyte, which is it? I am confused. If magnesium hydroxide is a medium strong base, that is, part of ionization, then why is it a strong electrolyte, strong electrolyte is completely ionization, this contradiction, good halo oh, and strong acid strong base must be strong electrolyte, weak acid weak base must be weak electrolyte? Which metal oxide is electrolyte, please write specific point, don't mislead me! Urgent answers 、、、、、、、、、、
- 13. The ion equation for the reaction of calcium hydroxide with hydrochloric acid. Is it H+OH=H2O or 2H+2OH=2H2O! Ask the prawn! The ion equation for the reaction of calcium hydroxide with hydrochloric acid. Is it H+OH=H2O or 2H+2OH=2H2O! Prawns!
- 14. What's in the ion equation?
- 15. Is MgCO3 Disassembled in the Ion Reaction Equation for the Reaction of MgCO3 with HCl? MgCO3 is slightly soluble. I remember that the slightly soluble product is disassembled in the reactant, and the product is not disassembled. But my answer is disassembled, is it wrong? Is MgCO3 Disassembled in the Ion Reaction Equation for the Reaction of MgCO3 with HCl? MgCO3 is slightly soluble. I remember that the slightly soluble product is disassembled in the reactant and the product is not disassembled. But my answer is disassembled. Is the answer wrong?
- 16. When writing ion equations, which substances are detachable? Which substances can not be removed? For example, water can not be dismantled, gas and single quality can not be dismantled. To law and characteristics, do not be too general, do not say that insoluble material can not be dismantled, I also understand this. To law characteristics, do not rote memorization, do not perfunctory.
- 17. Is an electrolyte a compound of ions?
- 18. Is there a strong base to make a weak base? Does that make strong alkali? Is there a strong base to make a weak base? Does the weak base make the strong one?
- 19. Can a weak base react with salt to form a strong base For example, whether ammonia can react with sodium carbonate to produce sodium hydroxide and water and ammonia
- 20. Reaction of benzene with concentrated nitric acid