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2NH3(g)----N2(g) + 3H2 (g) at equilibrium, it was found that the concentrations were: .0584M for H2, .0195M for N2 and .430M for NH3. What was the initial concentration of ammonia?
How much heat is released when 4.50 g of methane gas is burned CH4 (g) + 2O2(g) -> CO2 (g) + 2H2O(l) H=-890kJ
Look at the table of polyatomic ions and determine what happens to the charge on the polyatomic ion, phosphate when an H+ is added to the formula. What is the new name
Calculate the standard enthalpy of formation of solid diboron trioxide (B2O3) using the following thermochemical information
Carbon-dating evaluates the ratio of radioactive carbon-14 to stable carbon-12. Given the amount of carbon-12 contained a measured sample cut from the document, there would have been about 1.3 × 10-12 grams of carbon-14 in the sample when the parc..
44.0 mL of 0.140 M and Na2SO4 and 25.0 mL of 0.160 M KCl Indicate the concentration of each ion present ?
How might there still have been a chemical reaction even though they could not see anything happen?
If a given element has a mass that is 5.81 times that oc 12 C how do I figure out the mass and the element. Do I just times 5.81 times 12.0107? Therefore it is Ga
How many seconds after the start of the reaction does it take for the reactant concentration to decrease to 0.0185 M?
Write the concentration of cations in mEq/L and total the concentration of cations in the solutions. Repeat for anions.
How do I convert Benzene to M-Bromoaniline using HNO3,H2SO4 and BR2FE2BR3, and SNHCL. What is the correct order of the reagents and why
determine what is the atomic radius of each atom that composes it if a simple cubic unit cell has if the length 0.36
4-chloro-1,4-dimethylhexanol is treated with heat, please show products
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