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Q. Determine the pressure in a 14.6 L cylinder filled with 0.440mol of N2 gas at a temperature of 327K?
Q. Li and N2 react in a combination reaction to form lithium nitride: 6Li(s)+N2(g)→2Li3N(s),In a particular experiment, 1.50-g samples of each reagent are reacted. Calculate the theoretical yield of lithium nitride in gms?
What is the importance of chemistry to agriculture, Write summary of total one page and include references as well.
Chemical Kinetics - Predict the rate law of a reaction based on the mechanism of the reaction - What is the overall reaction and Predict the rate law based on the mechanism.
Element symbols and Chemical formulas - What is the total number of atoms found in each of the following compounds? What is the total number of elements found in each?
using a sample of river water sample analyzed for total inorganic carbon ,The river pH= 7.1 and an inorganic C concentration of 6.97 mg C/L.c
Write and balance the given chemical equation and Write a balanced equation for this reaction
Explain how does unique physical and chemical properties of water contribute to significance of water for life on Earth to survive.
How many gm of dry NH4Cl need to be combined to 2.30L of a 0.300M solution of NH3, to prepare a buffer solution of pH 8.85.
Dalton law of partial pressure - The partial pressure of oxygen is maintained at 0.20 atm at this depth
Chemical Kinetics - Determine the time taken by a reactant to reach a particular concentration
Correlation of structure with the melting point - What structural aspect of these 18-carbon fatty acids can be correlated with the melting point?
10M NaF solution is slowly added with stirring, to a solution that contains 10M Ca(NO3)2 and 10M Cr(NO3)3 .Which salt CaF2 - or - CrF3 precipitates first? The Ksp for CaF2 = 5.3x10^-9 & Ksp for CrF3 = 6.6x10^-11
How much would an empty volumetric flask, (weighing 27.16 grams, has a volume of 100.4 cm3 ) weigh when filled with bromine, an element that has a density of 3.1028 g/cm3.
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