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The cells contain substances such as inorganic () and organic () Inorganic matter, organic matter, The substances contained in the cells are inorganic () and organic () Inorganic matter, organic matter,
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One high school chemistry compulsory two person teaches printing plate all the chemical formula (organic chemistry, also what esterification reaction ~) Detailed (more points calculation, writing) gratitude +9
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- 1. One high chemistry compulsory one 20 page eight question detailed explanation, One high school chemistry compulsory one 20 page eight question detailed explanation,
- 2. Common chemical formulas and common names of organic substances. More is better.
- 3. How to determine the chemical formula of organics? There are now 4.6 grams of organic matter completely burned in the air, producing 8.8 grams of carbon dioxide and 5.4 grams of water, which may be () A CH4 B C2H4 C C2H6 D C2H5OH How to determine the chemical formula of organics? There are now 4.6 grams of organic matter completely burned in air, producing 8.8 grams of carbon dioxide and 5.4 grams of water, which may be () A CH4 B C2H4 C C2H6 D C2H5OH
- 4. Who has one high chemical compulsory 2 of the third chapter "organic compounds" knowledge induction? Be more comprehensive.
- 5. Senior one chemistry compulsory 2 important organic compounds all important content
- 6. Senior one must learn two fossil fuels and organic compounds After mixing methane and sufficient oxygen under normal temperature and pressure, take a certain mixture gas, ignite and return to the original state after explosion. The volume of gas after reaction is reduced by 24mL. There is 36mL oxygen in the original mixture gas, and the volume of methane in the original mixture gas is calculated
- 7. Reaction of benzene with concentrated nitric acid
- 8. Reaction of benzene with concentrated nitric acid
- 9. 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
- 10. 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?
- 11. Are nutrients organic or inorganic And are the nutrients organic or inorganic?
- 12. What is the concept of organic and inorganic substances?
- 13. Definition and distinction between organic and inorganic substances
- 14. Definitions of organic and inorganic substances
- 15. Chemical formula of benzene
- 16. Chemical formula for reaction of benzene with concentrated nitric acid
- 17. A compound is composed of carbon and hydrogen, in which the mass fraction of carbon is 85.7% and the mass of 11.2 L gas is 14 g under standard conditions. Using the simplest formula The amount ratio of c to h is 1:2, How did you get this?
- 18. Senior One Chemistry RC1 All Chemistry Formula HENJING HIGHER CHEMISTRY COMPREHENSIVE 1 ALL CHEMISTRY FORMULA
- 19. What is organic matter, what is inorganic matter, what is organic matter? What inorganic substances are there?
- 20. Why is the chemical formula of benzene C6H6? A benzene molecule consists of six hydrogen atoms and six carbon atoms. The valence of hydrogen is +1, and the common valence of carbon is +2 and +4. How do they make the valence algebra 0?