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Chemistry Lab Two Questions
1. If some of the anhydrous compound had decomposed, would the experimental percentage of water in the hydrate be higher or lower than it should be? explain
2. How would the experimental value be influenced if all th water were not driven off? explain.
Water gas a mixture of h2 and co2 is a duel made by reacting steam with red hot coke ( a by product of coal distillation):
When 8.6 g of toluene is mixed with 9 g of pure nitric acid, only 6.7 g of trinitrotoluene (TNT) is recovered from the mixture when it is separated from other undesired byproducts. What is the percent yield of the synthesis? C7H8 + 3 HNO3(l) ? C7H..
What are the most important kinds of INTERmolecular forces present in each of the following substances
Question- A salt, MY, crystallizes in CsCl structure, a body-centered cubic structure with a Y- anion at each cube corner and an M+ cation at the cube center. Assuming that the Y- anions touch each other and the M+ cation at the center, and the ra..
What is the source of the energy needed to incorporate glucose residues into glycogen. How is it used
write a complete ionic equation and if there is a phase change you need to then write a net ionic equation and list the spectator ions copper (ii) sulfate plus silver nitrate equals copper (ii) nitrate and silver sulfate
A 1.80-g sample of phenol (C6H5OH) was burned in a bomb calorimeter whose total heat capacity is 11.66 kJ/°C. The temperature of the calorimeter plus contents increased from 21.36°C to 26.37°C. Write a balanced chemical equation for the bomb ca..
Would you help me to determine the term symbols allowed by the Pauli exclusion principle for the electron configuration 3d2 . Order the terms from lowest energy to highest.
A radioactive element has a half-life of 2.2 hours. How many hours will it take for the number of atoms present to decay to one-sixteenth of the initial value? Show your calculations
Write the balanced chemical equation including al phases of the first dissociation of phosphoric acid and Calculate the PH at the first equivalence point
What are the advantages of working with microscale equipment as opposed to larger equipment in a Williamson ether synthesis of phenacetin experiment.
Carbon disulfide is a foul-smelling solvent that dissolves sulfur and other nonpolar substances. It can be made by heating sulfur in an atmosphere of methane.
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