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Fun activities that expose you to real-world chemistry and biology. Exposure to real-life research and career opportunities in academia and industry. Student-selected topics Do free radicals in food cause cancer? What is the role of selenium in the body? What effect does exercise have on cancer? How are crops genetically modified? What are the health consequences of athletic supplements? How do fuel cells work? How does aspirin cure headaches?
Calculate the theoretical yield of C2H5Cl when 106 g of C2H6 reacts with 236 g of Cl2 assuming that C2H6 and Cl2 react only to form C2H5Cl and HCl
Calculate the concentrations of all species in a 1.01 M Na2SO3 (sodium sulfite) solution
The normal freezing point of water is 0.0C. at this temperature the density of liquid water is 1.000 g/ml and the density of ice is 0.917 g/ml. The increase in enthalpy for the melting of ice at this temperature is 6010 J/mol.
The heat capacity of a system is defined as the ratio of the infinitesimal amount of heat absorbed to the corresponding increase in the temperature when some process is carried out. Show that the heat capacity at constant volume is C_V is equal to
What happens to the amount of ionisation as we increase the ionic strength of a solution? What happens to the solubility of a salt and what is meant by the various terms we use when discussing analytical techniques?
Camphor (C10H16O) is a natural compound found in the wood of camphor laurel, an evergreen native to southeast Asia. Borneol (C10H18O) and isoborneol (C10H18O) are similar to camphor
An equilibrium mixture of this reaction(NH4HS(s)?NH3(g)+H2S(g)) at a certain temperature was found to have [H2S]= 0.350M and [NH3]= 0.276M .What is the value of the equilibrium constant (Kc) at this temperature.
Determine what is the exact volume of the 250-mL Erlenmeyer flask express your answer (in mL)?
How many moles of gas are present when you collect 35.83 mL of the gas over water at 25.3?C and 0.97 atm?
The mass of the final solution is 73.0 grams, and its heat capacity is 3.85 J/g°C; the heat capacity of the calorimeter is 5.0 J/°C. Calculate the ?Hreaction in kJ/mol metal.
a cylinder measuring wide and high is filled with gas and the piston pushed down with a steady force. calculate the
an ideal solution is created by mixing a and b in the molar ratio 23. the mixture has a normal boiling point at 85
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