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Calculate the solubility of oxygen in water at a partial pressure of O2 of 227 torr at 25°C. The Henry's Law constant for oxygen in water is 1.28 × 10-3 mol/(atm L).
What is the mass percent (w/w%) of KBr in a solution made by dissolving (3.5x10^-1)g of KBr in (4.10x10^-1) L of water (d=1.00g/ml)
Even with a perfect shima and a higher field of instrument, the spectrum of 2-methyl-2-hexanol is difficult to interpret. Give two different reasons for this difficulty
Determine the total number of valence electrons in each of the following: a) COCl2; b) N2O; c) ClO2^-; d) SeCl2; e) PBr3
Explain how many samples of this size must be analyzed in order to give 90% confidence that the mean is known to within 1.2%. (mR2=Ks)
A voltaic cell that uses the reaction- Tl3+(aq) + 2Cr2+(aq) → Tl+(aq) + 2Cr3+(aq) , has a measured standard cell potential of + 1.19 V. Write the two half-cell reactions.
Show the full mechanism of bromination for both 2,4-nitrophenol
the following reaction represents the decomposition of water2h2o i- 2h2 g o2 ghow many molecules of hydrogen are
Calculate the molar solubility of AgCl in a solution made by dissolving 10.0 g of CaCl2 in 1.00 L of solution.
An enzyme catalyzes the formation of ATP from ADP and phosphate ion. - What is its effect on the rate of hydrolysis of ATP to ADP and phosphate ion?
if a frying pan needs a teflon coating that is 1.00 mm thick and the area to be covered is 36.0 square inches how many
The vapor pressure of pure CH2Cl2 (with molecular weight 85 g/mol) is 133 torr at 0?C and the vapor pressure of pure CH2Br2 (with molecular weight 174 g/mol) is 11 torr at the same temperature.
Problem- A sealed chamber contains 1.604 g of CH4 and 6.800 g O2, The mixture is ignited. How many grams of CO2 are produced
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