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Be sure to answer all parts. Liquid ammonia autoionizes like water: 2NH3() - NH,*(am) + NH,...
Be sure to answer all parts. The fertilizer ammonium sulfate, (NH4)2SO4, is prepared by the reaction between ammonia (NH3) and sulfuric acid: 2NH3(g) + H2SO4(aq) + (NH4)2SO4(aq) How many kilograms of NH3 are needed to produce 3.70 x 10 kg of (NH),SO? 1.008 .05_ Enter your answer in scientific notation.
Be sure to answer all parts. Calculate the number of Natoms in 2.75 mg of NH NO3. x 10 Natoms Enter your answer in scientific notation.
Be sure to answer all parts. Determine the amount of heat (in kJ) associated with the production of 1.51 x 104 g of ammonia according to the following equation. N2(g) + 3H2(g) —>2NH3 AH9rxn=-92.6 kJ Assume that the reaction takes place under standard-state conditions at 25°C. Enter your answer in scientific notation. *10 kJ
Be sure to answer all parts. Liquid hydrogen peroxide, an oxidizing agent in many rocket fuel mixtures, releases oxygen gas on decomposition: 2 H2O2(1) + 2 H2O(1) + O2(g) AHpxn=-196.1 kJ Calculate the heat for the decomposition of 384 kg of H2O2. x 10 kJ (Enter your answer in scientific notation.)
Be sure to answer all parts. Liquid hydrogen peroxide, an oxidizing agent in many rocket fuel mixtures, releases oxygen gas on decomposition: 2 H2O2(1)→ 2H2O(1) + O2(g) AH r = -196.1 kJ Calculate the heat for the decomposition of 587 kg of H2O2. x 10 kJ (Enter your answer in scientific notation.)
Be sure to answer all parts. Calculate the molar solubility of Agl in the following. Ks for Agl is 8.30 * 10-17, (a) pure water X 10 Enter your answer in scientific notation. (b) 0.0200 M Nal x 10 M Enter your answer in scientific notation.
Be sure to answer all parts. -6 If the molar solubility of MnCO3 is 3.2 x 10°M at a certain temperature, what is the Ksn for the compound? x 10 (Enter your answer in scientific notation.)
HUU Be sure to answer all parts. Electric generating plants transport large amounts of hot water through metal pipes, and oxygen dissolved in the water can cause a major corrosion problem. Hydrazine (N2H) added to the water avoids the problem by reacting with the oxygen: N2H4(aq) + 026) ► N2()+2 H20(1) About 4 x 10 kg of hydrazine is produced every year by reaquing ammonia with sodium hypochlorite in the Raschig process: 2 NH3(aq) + NaOCl(aq) → N2H4(aq) + NaCl(aq)...
Be sure to answer all parts. Butane gas is compressed and used as a liquid fuel in disposable cigarette lighters and lightweight camping stoves. Suppose a lighter contains 5.10 mL of butane (d-0.579 g/mL). (a) How many grams of oxygen are needed to burn the butane completely? g 02 (b) How many moles of H2O form when all the butane burns?" moles H20 (c) How many total molecules of gas form when the butane burns completely? x 10 (rclect) molecules...
Be sure to answer all parts. Carbon disulfide, a poisonous, flammable liquid, is an excellent solvent for phosphorus, sulfur, and some other nonmetals. A kinetic study of its gaseous decomposition reveals these data: Experiment Initial (CS2] (mol/L) Initial Rate (mol/L's) 1 0.100 2.7 x 10-7 2 0.080 2.2 x 10-7 0.055 1.5 x 10-7 0.044 1.2 x 10-7 (a) Choose the rate law for the decomposition of CS2. Rate = Ok k[CS2] k[CS21 k[CSI (b) Calculate the average value of...