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Q. NH3(Ammonia ) is widely used in many household cleaners and as a fertilizer. Calculate How much ammonia (in units of mol) is produced when 7.8 mol of H gas react with an excess of N gas?
Q. calculate the value of Delta H if the equation is multiplied through by 3 if Given this thermo chemical equation: 4 NH3(g) + 5 O2 (g) = 4 NO(g) + 6 H2O(g) Delta H = -905 kJ
Given chemical reaction is used to produce electricity in lead storage battery that used in automobiles generally.
Find the change in the fraction of visibility for a person from planet Krypton with x-ray vision in addition to visible spectrum.
A buffer solution containing 0.25 M Acetic acid and 0.56 m Sodium acetate. After addition of 0.0060 mol HCL what is Ph of buffer.
Calculate the major product in the Williamson ether synthesis between 1-bromopentane and sodium 1-phenylethoxide. correct stereochemistry of the product must be shown in its with four bonds - with H - at the chirality center.
Write the structures of the saytzeff elimination
A distance of 200 ft must be taped in a manner to ensure a standard deviation smaller than ± 0.03 ft. What must be the standard deviation per 100 ft tape length to achieve the desired precision?
Chemical Kinetics - Determine the time taken by a reactant to reach a particular concentration
Quantum number representations - What are the possible values of the four quantum numbers for one electron in a 5d orbital?
Integrals for some of the resonances in the 1H NMR spectrum are higher than they should be due to the shear number of hydrogens in this compound
Calculate how much heat is required to added or removed to convert 100.0 g of steam at 115 0C to liquid water at 65 0C?
Fundamentals of chemistry - The conditions under which gases behave most ideally and Under the Bronsted?Lowry definition a base
What is the total electronic energy
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