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List down products formed when an acid reacts with metals in chemical reactions?
Depict the structural formula for 2,5,6-trimethylnonane, 3-propyl-4,5-dimethylheptane., and 1-ethyl-3-methylcyclohexane.
The complete decay of 241Am involves successive alpha, alpha, beta, alpha alpha, beta, alpha, alpha, alpha, beta, alpha and beta production. Identify the 11 intermediate nuclides. What is the final stable nucleus produced in this decay series
what is the atomic radius of carbon. calculate length, continuous chain of 18 carbon atom
A buffer is prepared by mixing 500 ml of 0.4 M Na2HPO4 and 500 ml of 0.2 M NaH2PO4 (pK1 = 2.10; pK2 = 6.70; pK3 = 12.30). Calculate the pH of this buffer.
A person inhales air richer in O2 and exhales air richer in CO2 and water vapor. During each hour of sleep, a person exhales a total of 300. L of this CO2-enriched and H2O-enriched air. (a) If the partial pressures of CO2 and H2O in exhaled air ar..
Problem- 1CaC 2 (s)+2H 2 O(l)?1C 2 H 2 (g)+1Ca(OH) 2 (s) If the acetylene were burned to form water and carbon dioxide, how many kilojoules of energy would be produced from the complete reaction of 23g of calcium carbide
The heat capacity of a bomb calorimeter is found to be 5.68 kJ/oC. When a 1.652 g sample of glucose is burned in the calorimeter, the temperature of the calorimeter increases from 24.56 oC to 29.10 oC. Calculate the heat of combustion of glucose.
what is the molality of a solution prepared by dissolving 10.0 grams of methylamine ch3nh2 in 50.0 ml of ethanol
can a reaction consist of both a single step bimolecular reaction and a unimolecular decompostion
Calculate ?G° for the reaction of ammonia with fluorine. 2NH3(g) + 5F2(g) ? N2F4(g) + 6HF(g) Substance: NH3(g) F2(g) N2F4(g) HF(g) ?G° f (kJ/mol)
Estimate the molar heat of vaporization of a liquid whose vapor pressure doubles when the temperature is raised from 85ºC to 95ºC.
Z- is a weak base. An aqueous solution of NaZ is prepared by dissolving 0.350 mol of NaZ in sufficient water to yield 1.0 L of solution. The pH of the solution was 8.93 at 25.0 °C
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