How many moles of N2 are in a 2.23 L cylinder at 50.2 °C and 4.59 atm? What pressure is exerted by 814.5 g of CH4 in a 0.730 L steel container at 190.8 K?
How many moles of H2 are contained in 65.00 L of H2 at 1.00 atm and 273 K?
Part C Taking into account the vapor pressure of water, how many moles of hydrogen gas, n, are present in 311 mL at 752 torr and 29 °C?The value of the gas constant Ris 0.08206 L-atm/(mol-K). You may also find the conversion factors 1 atm = 760 torr and Tk = Te + 273 useful. Express the number of moles to three significant figures. View Available Hint(s) 190 AED ? mol Submit
How many moles of gas are present in a 45.0 L cylinder of gas at 3.2 atm and 75LaTeX: ^\circ∘C? Group of answer choices 8.42 0.0383 1.85 5.04
How many moles of Ne are contained in a 3.50 L tank at 155°C and 2.80 atm? 2.51 moles O 1.00 moles O 0.455 moles 0.289 moles O 0.279 moles
How many moles of neon are present in 44.8 L of neon under the conditions of standard temperature and pressure (273.0K; 1.00atm)? In this case, is it convenient to use the gas constant of 0.08206 L atm mol^-1K^-1?
Part A How many moles of sulfur are present in 3.5 moles of Al2(SO4)3? Express the number of moles to two significant figures. V AX“ o ? 0.5 moles Part B How many moles of aluminum ions are present in 0.36 moles of Al(SO4)3? Express the number of moles to two significant figures. VO AEM O O ? TAI = 0.6 mol Submit Previous Answers Request Answer Part How many moles of sulfate ions (S0,2 - ) are present in...
Taking into account the vapor pressure of water, how many moles of hydrogen gas, n, are present in 343 mL at 752 torr and 29 ∘C?The value of the gas constant R is 0.08206 L⋅atm/(mol⋅K). You may also find the conversion factors 1 atm=760 torr and TK=TC+273 useful. Express the number of moles to three significant figures.
How many moles of sodium hypobromite (NaBrO) should be added to 1.00 L of 5.5×10^?2 M hypobromous acid (HBrO) to form a buffer solution of pH= 9.17? Assume that no volume change occurs when the NaBrO is added. I posted this question previously but it was answered incorrectly How many moles of sodium hypobromite (NaBrO) should be added to 1.00 L of 5.5*10-2 M hypobromous acid (HBrO) to form a buffer solution of pH=9.17? Assume that no volume change occurs...
89. A 1.00-L vessel at 400 °C contains the following equilibrium concentrations: N2, 1.00 M; H2, 0.50 M; and NH3, 0.25 M. How many moles of hydrogen must be removed from the vessel to increase the concentration of nitrogen to 1.1 M? The equilibrium reaction is N2(g) + 3H2(g) ⇌ 2NH3(g)