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CS2(g) + O2(g) CO2(g) + SO2(g)
Consider the unbalanced equation above. A 0.150 g sample of CS2 is reacted with 265 mL of O2 at STP. What is the total volume of the final mixture of gases at STP? Use molar masses with at least as many significant figures as the data given.
Describe the preparation of 1L solution of 0.02M Tris buffer, PH 7.8. 3. What volume of glacial acetic acid (d= 1.06g/ml) and what weight of solid potassium acetate are required to prepare 5 liters of 0.2M acetate buffer,PH 5.0?
Calculate the concentrations of all species in a 1.00 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10-2 and Ka2 = 6.3× 10-8.
Eugenol can also be isolated from cloves using extraction with CO2. discuss the advantages and disadvantages of distillation versus CO2 extraction.
What is the mass of a glass empty beaker? What is the mass of a glass beaker with 60mL water?
Triethyloxonium Tetrafluoroborate, (CH3CH2)3O+ BF4 - is a solid with melting point 91-92 degrees Celsius. Show how this reagent can transfer an ethyl group to a nucleophile (Nuc:-) in an SN2 reaction.
A solution of 75.0 g of benzene (C6H6) and 75.0 g of toluene (C7H8) has a total vapor pressure of 80.9 mmHg at 303 K. Another solution of 100.0 g benzene and 50.0 g toluene has a total vapor pressure of 93.9 mmHg at this temperature.
what is the vapor pressure of ethanol at 290 K when heat of vaporization is equal to 38.56 kJ/mol and the normal boiling point is 351.4?
Assuming all gases are at the same pressure and temperature, how many liters of CO2 are formed from 15.0L of CO.
Consider the decomposition of calcium carbonate. Assume that ?H° = 177.8 kJ/mol and ?S° = 160.5 J/K·mol for the temperature range. CaCO3(s) -> CaO(s) + CO2(g)
What complementary functional group would need to be present in the neuraminidase active site for (a) hydrogen bonding and (b) ionic interactions to oseltamivir to be observed?
On a certain winter day in Utah, the average atmospheric pressure is 738 torr. What is the molar density (in mol/L) of the air if the temperature is -18 degrees Celsius
What is the pH of a sulfadiazine sodium solution containing 0.5 M of the drug in 1000 mL of solution?
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