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Results tagged with physical-chemistry
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user 130335
The study of chemical systems using the laws and concepts of physics. This usually requires the techniques of thermodynamics, statistical mechanics and quantum mechanics.
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Calculating percentage of Zn in a coin
Question:
An old coin found in an ancient temple is composed of zinc coated with copper. In an experiment to find the percent zinc in the coin, a student determined the weight of the coin to be 3.0 g. …
- 127
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Find volume of methanol produced via reaction between carbon monoxide and hydrogen gases
Methanol is manufactured by the reaction of carbon monoxide gas with hydrogen gas. If a $95~\%$ yield is usually obtained, approximately how many liters of hydrogen gas at $\pu{350 °C}$ and $\pu{300 …
- 127
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vote
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Ratio between the corresponding force constants of Cl2 and F2
MCQ Question:
Vibrational frequency (f) of a diatomic molecule is given by
where 𝑘 is the force constant and 𝜇 is the reduced mass. For a diatomic molecule (AX), the reduce mass is given by
where …
- 127