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2NaN3 (s) --> 2Na (s) + 3N2 (g)
Calculate the volume of N2 generated at 80.0 C and 823 mmHg by the decomposition of 60.0 g of NaN3
The mass spectrum of 1-ethyl-1-methylcyclohexane shows many fragments, with two in very large abundance. One appears at m/z = 111 and the other appears at m/z = 97.
Tincture of iodine is I2(s) dissolved in ethanol, C2H2OH. A 1% solution of tincture of iodine is 10.0g of solute for 1000g of solution.
A solution is prepared by mixing 0.3355 moles of NaNO3(84.995g mol^-1) with 235.0g of water(18.015g mol^-1). It's density is 1.0733g ml^-1. What is the morality of the solution and percent by weight of sodium nitrate
It is desired to inflate a baggie with a volume of 869 milliliters by filling it with hydrogen gas at a pressure of 0.847 atm and a temperature of 296 K. How many grams of H2 gas are needed? answer in g please
Cyclopropane is made up of 85.7% C and 14.3% H. What is the molecular formula of cyclopropane? And what is it chemical formula?
Calculate the value of the reaction quotient Q. (b) Is the system at equilibrium? If not, predict which way (right or left) the reaction will proceed to reach equilibrium.
Calculate the standard enthalphy change for the following reaction.
What is the purpose of massing the watch glass and Buchner funnel filter paper prior
Treatment with cyanogen bromide, which cleaves at M, resulted in two fragments: a pentapeptide containing two K residues and a tripeptide containing V, G, and A. (The residues are not listed in any particular order.)
How many grams of Fe2O3(s) are produced from 500.0 g of FeS2(s) and 400.0 g of oxygen gas?
Calculate the molarity of chloride ions when HCl is added to Co(NO3)2 ? (this is the cobalt complex and chloride experiment)
A 10.00 ml solution of zn^2+ of unknown concentration was mixed with 25.00 mL test reagent (a known excess) and diluted to a final total volume of 200 ml to produce a colored solution having an Absorbance of 0.104 at a certain wavelength.
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