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Carbon Dioxide and water form during combustion of methane. How many grams of water vapor form when 2.39 g of methane react completely with excess oxygen? CH4 (g) + 2 O2 (g) ------> CO2 (g) + 2 H2O (g)
How many grams of NaF form when 0.580 mol of HF reacts with excess Na2SiO3?
Write a balanced equation for the combustion of butane gas. If at a given moment butane is reacting at a rate of 0.400 mol L?1s?1, what are the rates of formation of products?
calculate the freezing point of a nonionizing antifreeze solution containing 388 g ethylene glycol, C2H6O2 and 409 g of water.
If a sample is composed of 41% of the lighter isotope (with the balance being 7Li), calculate the average molar mass of the sample.
What is the pH in which 10.0mL of 0.010 mol/L Sr(OH)2 are added to 10.0mL of 0.010mol/L HCl?
A sports beverage company is seeking an energy supplement to increase the performance of the athletes. An ongoing research project suggest the use of a tetrasaccharide with the following characteristics
What is the molarity of an NaCl solution prepared by dissolving 9.3g NaCl in sufficient water to give 350mL of solution.
Metals Covalently Bonded to Benzene, Specifically interested to know why you don't see metals bonded to benzene with a covalent sigma bond. I am not interested in metal benzene complexes.
C double bond O x2 for the first reaction and in the second reaction the CO has a tripple bond i've tried to do this several times and have gotten 166.5 kj/mol 81kj/mol and 48.5 kj/mol and all of them are wrong
Calculate the voltage difference between two points of corroding iron differing only in their partial pressure of oxygen: 0.20atm of oxygen at one point and 0.0010atm of oxygen at the other
Explain the pH change when the strong acid was added to the prepared buffer solution in relation to the pH of the buffer solution . Also indicate the change in the ph when the acid was mixed with the deionized water in relation to the deionized wa..
Consider a 1.00-L solution containing 85.5 g Al2(SO4)3 (FW = 342.15) and 21.3 g Na2SO4 (FW = 142.06). What are the molar concentrations of aluminum, sodium, and sulfate ions, respectively.
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