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When 4g of a sample are dissolved in enough benzene to give 2L of solution the osmotic pressure is 3.2 torr at 25 degrees C. What is the molecular weight of the sample?
Compute the molar concentrations of these gases under conditions typical of (a) the mid-latitude troposphere (10°C and 1.0 atm) and (b) the Antarctic stratosphere (200 K and 0.050 atm).
how many liters of pure oxygen gas measured at 45.2 oc and 104.0 kpa are required for the complete combustion of 5.60
22.2 mL of 2.50 M stock solution of sucrose is diluted to 50.0 mL. A 11.9 mL sample of the resulting solution is then diluted to 45.0 mL. A 20.0 mL sample of this solution is then diluted to 75.0 mL. What is the concentration of sucrose in the fin..
When relatively small amounts of magnesium burns, the fires are extinguished using commercially available dry powder. Why might this fire rekindle days later as someone tries to remove the residue with water?
Carbon tetrachloride may react with oxygen to produce chlorine and carbonyl chloride.2CCl4(g) + O2(g) 2COCl2(g) + 2Cl2(g); Kc = 9.9 × 1051What is Kc for the following equilibrium?COCl2(g) + Cl2(g) CCl4(g) + ½O2(g)
Draw every stereoisomer for 1-bromo-2-chloro-1,2-difluorocyclopentane. Use wedge-and-dash bonds for the substituent groups, and be sure that they are drawn on the outside of the ring, adjacent to each other.
"If 2.3g of Sodium reacted with 1.8g of water, what would be the total mass of Sodium Hydroxide and hydrogen produced? Explain your answer"
Write out a complete reaction mechanism for the synthesis of the 1,2-diphenyl-1,2-ethanediol acetal from 1,2-diphenyl-1,2-ethanediol and 2,2-dimethoxypropane in the presence of acid
explain why there is a difference in spectrophotometric response during titration before and after the equivalence point by placing the statements below into the appropriate categories.Now, calculate the concentration of apotransferrin present in ..
Balance the following molecular equations for these reactions. Write the ionic equation for the reactions. Write the net ionic equation for the reactions.
Calculate the potential of the following cell and indicate whether the reaction is expected to be spontaneous
What volume in liters of O2(g) is required to form 46 L of CO2(g)? Assume both gases are measured under the same conditions.
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