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What is the molarity of a hydrochloric acid solution if 40.0 mL of HCl is required to neutralize 2.43g of calcium carbonate (MM = 100.09 g/mol)?
2 HCl(aq) + CaCO3(aq) --> CaCl2(aq) + H2O(l) + CO2(g)
A 16.96 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 16.58 grams of CO2 and 3.394 grams of H2O are produced.
Nitric acid can be synthesized by the high temperature reaction of oxygen and ammonia forming nitric acid and water through the following reaction at 650 degrees C
how many grams of magnesium chloride mgcl2 would be required to prepare a 0.2019 m mgcl2 solution by combining this
Butane gas is copresses and used as liquid fuel in dispossble cigarette lighter and light weight camping stoves. Suppose a lighter contains 2.74ml of butane. d = 0.579g/ml a, How many gm of oxygen are needed to burn the butane completely
Calculate the volume occupied by 15.4 g of carbon dioxide at STP, assuming ideal gas behavior.
what is the percent yield of a reaction in which 298 g phosphorus trichloride reacts with excess water to form 135 g
a solution of aqueous sodium hydroxide (NaOH) was prepared as follows: 15.0g NaOH was dissolved in sufficient deionized H2O to yield 250ml of aqueous NaOH solution. what volume of the resulting NaOH solution contains 0.100 mol NaOH
excess amount of a generic metal hydroxide M(OH)2, is mixed with pure water. The resulting equilibrium solution has a pH of 10.28. What is the Ksp of the salt at 22 °C?
a mixture of ar and n2 gases has a density of 1.592 gl at stp. what is the mole fraction of each
Using values from Appendix C of your textbook, calculate the value of Keq at 298 K for each of the following reactions: (a) 2 Cl2(g) + 2 H2O(g) 4 HCl(g) + O2(g) Keq = . (b) 3 NO(g) NO2(g) + N2O(g) Keq = . (c) CH4(g) + 4 Cl2(g) CCl4(l) + 4 HCl(g) K..
The major isotopes of tungsten are 182W (26.32%), 183W (14.31%), 184W (30.67%), and 186W (28.62%). What is the atomic weight of W?
consider the following reaction i2g cl2g 2iclga reaction mixture 25ordmc initially contains pi20.150atm and
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