Please need help ASAP! 3. Calculate theoretical specific capacity (mAh/g) of the below materials (Faraday constant...
need help asap please Question 19 (1 point) The specific heat at constant pressure at 0°C of one mole of an ideal diatomic gas is R. (3/2) (1/2) O (7/2) (5/2)
Heat Capacity of a Gas at Constant Pressure A system comprised of 7.900×101 g of H2(g) cools from 170.0°C to 35.0°C at a constant pressure of 4.5 atm. The molar heat capacity at constant pressure for H2(g) is 28.86 J K−1 mol−1. a) Calculate q. b) Calculate w. c) Calculate . d) Calculate . Note - for part a) I have tried -1.54*10^5 J, 1.54*10^5 J and -3.08*10^5 J (these are all wrong). I'm on my last try, please help!
questions 32,33, and 34. i need help with them asap. and 35 A 500.0-g sample of an element, at 195°C is dropped into an ice-water mixture. 1095 gofioevoelka und an ice-water mixture remains. Calculate the specific locat of the elencia, mod determine which element it is. В. Ва A. Zn C. Po D. Ag 33. What is the final temperature, in °C, when 20.0 g of water at 80°C is mixed with 200 g of water 1292 A. 12°C B....
need help asap please Given the following functions: f(u) =tan(u) and g(2) = x. Find: f(g(x)) = f'(u) = f'(g(x)) = ( g'(x) = (fog)'(x) = 0
Need work step by step please! Heat Capacity of a Gas at Constant Pressure A system comprised of 1.900x100 g of C2H6(9) cools from 180.0°C to 45.0°C at a constant pressure of 2.5 atm. The molar heat capacity at constant pressure for C2H6(9) is 52.92 J K-1 mol-1. Calculate q. 1 pts Submit Answer Tries 0/5 Calculate w. 1 pts Submit Answer Tries 0/5 Calculate ΔΕ. 1pts Submit Answer Tries 0/5 Calculate ΔΗ. 1pts Submit Answer Tries 0/5
Need ASAP!! Please help!! 4 For the conical pendulum illustrated below, find a) the tension in the string. b) the conical speed 0 pts 10 pts 1.2
PLEASE HELP ASAP!!! (40) 3. The molar volume (cm/mol) of a binary liquid mixture at a specific T and P is given by: V = 200x1 + 300x2 + X1 X2 (20x1 + 10x2) (a) Find expressions for the partial molar volumes of species 1 and species 2 at specific T and P (b) Show that the expressions for partial molar volumes follow the summability relation (c) Show that these expressions satisfy the Gibbs/Duhem equation at constant T and P...
please help with parts a-c (a) (3 pts) Shown below is plot of concentration as a function of time for the reaction A B. What is the value of the equilibrium constant (K) for this reaction? 190 30.000 0.040 A Concentration (M) 0020 6000 1.00 3.00 0.00 (b) (4 pts.) The following pictures represent the equilibrium state for four different reactions of the type A, + x = 2 Ax (X-B, C, D, E) 2x A atoms are unshaded. X...
thermodynamics please help asap An ideal gas with constant heat capacity (C 1 kJ/kg K, R-0.3 kJ/kg K) is to be adiabatically compressed, heated, then expanded in the steady flow system shown below. The compressor and turbine are adiabatic and reversible and kinetic and potential energy effects are negligible. (a) Find the power (kW) required by the compressor. (b) Find the power (kW) delivered by the turbine. Q800 kJ/s P8 barsheat exchanger turbine compressor P- 1 bar Tjs280K P?s 1...
Need help with these please: 1). At a certain temperature the equilbrium constant is 309 for H2(g) + I2(g) ↔ 2HI(g) Calculate the the equilbrium constant for 0.5H2(g) + 0.5I2(g) ↔ HI(g) 2). Phosgene is formed from carbon monoxide and chlorine. At 597 oC, Kc is approximately 17.2 M-1 or L/mol. Calculate Kp (in atm-1) at this temperature. CO(g) + Cl2(g) ↔ COCl2(g)