The reaction of sodium(s) with water(l) to form sodium hydroxide(aq) and hydrogen(g) proceeds as follows: 2Na(s)...
Sodium reacts with water according to the reaction: 2Na(s)+2H2O(l)→2NaOH(aq)+H2(g) Identify the oxidizing agent. a) H2O(l) b) NaOH(aq) c) Na(s) d) H2 (g)
Sodium metal reacts with water to produce hydrogen gas according to the following equation: 2Na(s) + 2H2O(l)2NaOH(aq) + H2(g) The product gas, H2, is collected over water at a temperature of 20 °C and a pressure of 753 mm Hg. If the wet H2 gas formed occupies a volume of 5.60 L, the number of moles of Na reacted was ____ mol. The vapor pressure of water is 17.5 mm Hg at 20 °C.
The reaction of nitrogen monoxide(g) with hydrogen(g) to form nitrogen(g) and water(l) proceeds as follows: 2NO(g) + 2H2(g) N2(g) + 2H2O(l) When 6.39 g NO(g) reacts with sufficient H2(g), 80.1 kJ is evolved. Calculate the value of deltaH for the chemical equation given.
TUTOR Enthalpy Changes The reaction of hydrogen sulfide(g) with oxygen(g) to form water(g) and sulfur dioxide() proceeds as follows: 2H2S(g) + 302(g)— 2H2O(g) + 2SO2(g) When 11.2 g H2S(g) reacts with sufficient O2(g), 171 kJ is evolved. Calculate the value of AH for the chemical equation given -454.4 X kJ/mol Resubmit Show Approach Hide Tutor Steps
For the reaction 2Na(s) + 2H2O(1) -2NaOH(aq) + H2(g) AH° -368.6 kJ and AS --15.3 J/K The maximum amount of work that could be done when 2.20 moles of Na(s) react at 261 K, 1 atm is kJ. Assume that AH and AS are independent of temperature.
The reaction of Fe304(s) with hydrogen(g) to form iron(s) and water(g) proceeds as follows: >3 Fe(s) + 4 H2O(g) Fe304(s) 4 H2(g) When 91.0 grams of Fe304(s) react with sufficient H2(g), 59.4 kJ of energy are absorbed What is the value of AH for the chemical equation given? kJ AHxn
For the following reaction, 6.87 grams of water are mixed with excess sodium. The reaction yields 12.6 grams of sodium hydroxide. 2Na(s)+2H2O(l)---->2NaOH(aq)+H2(g) What is the theoretical yield of sodium hydroxide? g What is the percent yield for this reaction? %
Enter your answer in the provided box. Consider the reaction 2Na(s) + 2H2O(1) 2NaOH(aq) + H2) When 2 moles of Na react with water at 25°C and 1 atm, the volume of H2 formed is 24.5 L. Calculate the magnitude of work done in joules when 0.25 g of Na reacts with water under the same conditions. (The conversion factor is 1 L atm = 101.3 J.) J
Consider this reaction: 2NaOH(aq) + H2(g) →2Na(s) + 2H2O(l) Δ H°sys = +367.58 kJ/mol ΔS°sys = –11.40 J/K·mol Calculate ΔSuniv for this reaction at 25 °C
Collecting Gas over water Sodium metal reacts with water to produce hydrogen gas according to the following equation: 2Na(s) + 2H20(1)—>2NaOH(aq) + H2(g) The product gas, H2, is collected over water at a temperature of 25 °C and a pressure of 746 mm Hg. If the wet H2 gas formed occupies a volume of 7.28 L, the number of grams of H, formed is g. The vapor pressure of water is 23.8 mm Hg at 25 °C.