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observer1

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Everything posted by observer1

  1. so is is VERY unlikely for the reaction to occur or it it basically not possilbe?
  2. The reaction between Ca(CH3COO)2 + Na2CO3 ---> CaCO3 + 2CH3COONa But why can't the same displacement reaction happen when NaHCO3 is added to Ca(CH3COO)2 Why does it show that no reaction happens when they are mixed? (type it in google)
  3. Here is what i did:- CaCO3(eggshells) + 2CH3COOH ---> Ca(CH3COO)2 + H2O + CO2 Ca(CH3COO)2 + 2NaHCO3 ---> 2CH3COONa + CaCO3(powder) + H2O + CO2 The problem is that there is nearly no way for you to know that if the residue on the bottom of the container is caco3 or nahco3 since both are white and insoluble. so i want a way to separate both of them
  4. the thing is it works in water but you need a lot of water to dissolve nahco3 and caco3 is also insoluble in water. using iso-propanol is also not working as both the caco3 and nahco3 get clumped together in the mixture. i cant find any solution online where one liquid is soluble to nahco3 but insoluble to caco3 would a context on why i am asking this give the answer?
  5. RESULT:- LITERALLY NO REACTION
  6. separation of two solids by mixing in a solution only one of it can dissolve in and getting deposition on the bottom for the other one.
  7. k thought that i could get the answer without doing it tho. but anyways i will do it
  8. do you mean how i am going to use the answer?
  9. IN water what happens if you add calcium carbonate and sodium bicarbonate in water? Does a reaction occur?
  10. does a reaction occur when CaCO3 and NaHCO3 are added?
  11. As the title suggests, how do u seperate NaHCO3 and CaCO3 ?
  12. aaaaaaaaaaaaaah
  13. screw the hurting part. How much will the temperature rise to for the given conditions?
  14. If 63.6 Kj of energy is given to one mole of calcium oxide, assuming it's initial temperature is 20 celcius, what will it's new temperature be?
  15. what about calcium carbonate?
  16. How much kilo joules per mole is enough to hurt or even be noticed by a human? Is 63.6 Kj/mole a lot?
  17. Urea - Wikipedia, go to automobile systems
  18. CaCO3 + 2CH3COOH ---> Ca(CH3COO)2 + H2O + CO2 If i add 2 moles of calcium carbonate and 2 moles of vinegar, how much of each of the result will i get in moles or grams?
  19. Sodium acetate making:- Vinegar + Baking Soda ----> Sodium acetate + water + Carbon Dioxide CH3COOH + NaHCO3 ---> CH3COONa + H2O + CO2 Takes a few hours Boiling causes a lot of splashes so leave it for a few days for evaporation Calcium acetate making:- Vinegar + Egg shells ----> Calcium acetate + water + Carbon Dioxide 2CH3COOH + CaCO3 ---> Ca(CH3COO)2 + H2O + CO2 wait for one day separate the excess egg shells Boiling causes a lot of splashes so leave it for a few days for evaporation
  20. so basically no double displacement will occur when in water
  21. In the wiki, it is given that urea reacts with water to form ammonia and CO2. CO(NH2)2 + H2O → 2 NH3 + CO2 But when I add urea into water, neither is there and gas coming out as CO2 or any decrease in the level of water The urea just dissolved. How to stop this and make the reaction?
  22. so no reaction occurs?
  23. does the reaction :- Ca(CH3COO)2 + 2NaCl ---> 2CH3COONa + CaCl2 occur? word equation :- Calcium acetate + salt ---> sodium acetate + calaium chloride
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