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what is the density of sample of ammonia gas if the pressure is 705mmHg and the temperature is 63.0 degrees C?
Find the value of Pressure - How much more pressure will the gas exert if the temperature is raised to 44.1°C?
During a photochemical smog episode in a coastal city, the steady-state concentration of oxygen radicals at ground level was measured to be 0.09 ppmv at 25 degrees celsius.
An unknown compound burned with a yellow, nonsmoky flame and was found to be insoluble in 5% sodium hydroxide solution but soluble in concentrated sulfuric acid.
How many grams of TiCl4 are needed to react completely with 155 L of H2 at 435 oC and 795 mm Hg pressure?
A proton in a linear accelerator has a de Broglie wavelength of 138 pm. what is the speed of the proton?
Calculate the ratio of HCL molecules in the first excited rotational state to those in the ground state @ 25 C. Assume an equilibrium bond distance of 1.275 angstroms.
Determine the mass percent of CH3COOH in this solution if density of vinegar is 1.01 g/mL? Also calculate mole fraction of acetic acid in this solution and molality of this solution?
What is the Volume of 1.05 mol of Benzene (C6H6) at 20.7 degrees C. The density of Benzene is 0.879 g/mL.
How can you distinguish chemically between starch and three other carbohydrates (sucrose, glucose, & lactose)? What would you expect to observe when adding one drop of iodine-potassium iodine reagent to each of the four carbohydrates?
how many moles of solute are present in 700ml of 0.230M SrBr2
Does ammonium chloride added to water produce a simple solution, does the ammounium chloride dissociate or does a chemical reaction occur resulting in a new set of compounds.
calculate how much CaCN2 is required to form 12.6 moles of ammonia? Given that the percent yield is 65.8%?
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