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a 21.496-g sample of Magnesium is burned in air to form Magnesium Oxide and magnesium nitride. When the products are treated with water, 2.813-g of ammonia gas are generated. Calculate the amounts of magnesium nitride and magnesium oxide formed.
What happens to carboxylic acid when it reacts with 1M NaOH and show the reaction. How does this change its solubility. Which compounds are now in each solution
A Ni(II) coordination compound with an octahedral arrangement of ligands has been synthesized containing only water and ammonia as ligands and chloride as counterions. From the following data, determine the exact formula of this compound.
Chlorine was previously identified as a catalyst in the breakdown of ozone into oxygen gas. Using the enthalpy of reaction for two reactions with ozone, determine the enthalpy of reaction for the reaction of chlorine with ozone.
All of the following are strong electrolytes in aqueous solution except _________. a. H2SO4. b. NaCl. c. NH4C2H3O2. d. H2CO3. e. KOH.
A reaction that is used to propel rockets is N2O4(l) + 2N2H4(l) --> 3N2(g) + 4H2O(g). This reaction has the advantage that neither product is toxic, so no dangerous pollution is released.
A 1.90 mole quantity of NOCl was initially in a 1.50 L reaction chamber at 400°C. After equilibrium was established, it was found that 36.0 percent of the NOCl had dissociated.
Biphenyl, C12H10, is a nonvolatile, nonionizing solute that is soluble in benzene, C6H6. At 25 °C, the vapor pressure of pure benzene is 100.84 torr. What is the vapor pressure of a solution made from dissolving 17.1 g of biphenyl in 27.5 g of ben..
The density of lead is 11.4 g/cm3 at 25°C. Calculate the volume occupied by 25.0 g of lead.
what is the freezing point of an aqueous solution that has 25.0 g of glucose, C6H12O6 per 100.0g H2O (Kf=186C/M)
calculate the moles of aluminum ions present in 250.0 g aluminum oxide. acetaminophen a common aspirin substitute has
Aluminum has a face-centered cubic unit cell. If the atomic radius of aluminum is 125 pm, what is the edge length of the unit cell? A) 177 pm B) 354 pm C) 217 pm D) 500 pm E) 250 pm 3. The meniscus of mercury curves downward in a glass tube formin..
A sample of fresh grapefruit juice was filtered and titrated with the above I2 solution. A 100 mL sample of the juice took 9.85 mL of the iodine solution to reach the starch endpoint.
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