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ammonium nitrate decomposes to N2O and water at temperatures between 250 C and 300 C. Write a balanced chemical reaction describing the decomposition of ammonium nitrate, and calculate the standard heat of reaction using the appropriate enthalpies of formation
For IF5 draw an appropriate Lewis structure.
Calculate the pH when 3.06 g of NaClO is added to 57.2 mL of 0.50 M HClO. Ignore any changes in volume.
what is the maximum amount of sodium chloride that can be separated at 25 ºC by filtration, and what is the mass percentage of sodium chloride in the filtrate?
An unknown salt is either NaF, NaCl or NaOCl.When 0.050 mol of the salt is dissolved in water for form 0.500 L of solution, the pH of the solution is 8.08.
Describe the preparation of 1L solution of 0.02M Tris buffer, PH 7.8. Please don't just write numbers.. explain it.
Isopropyl alcohol is mixed with water to produce a 31.0% (v/v) alcohol solution. How many milliliters of each component are present
Assuming that the process is working as intended, draw and label the flowchart, do the degree-of-freedom analysis, and estimate the molar flow rate (lb-mole/h) of the humidified outlet air.
it is common to see the the strength of aspirin tablets listed in terms of the number of grains of ASA per tablet. using the conversion factor of 15.4 grains per gram ASA
A chemist burns 160g of aluminum oxygen to produce aluminum oxide. She produces 260g of aluminum oxide. Write a balanced equation and calculate the theoretical and percent yield
iron was heated to 275.1 c and placed into 272 g of water at 19.8 c the temperature of the water rose to 25.6 c.
A solid brick of dry ice (CO2) weighs 0.75 kg. Once the brick has fully sublimated into CO2 gas, what would be the volume of solid brick at STP.
phosphate combines with sodium hydrogen phosphate to yield sodium tripolyphosphate and water
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