Question

Bas particles. Given these assumptions which are valid+ STP) which statement or statements is incorrect? A) At low temperatures, there are attractive and/or repulsive forces between gas molecules. B) At low pressures, gas particles occupy a significant portion of the total volume. C) At high temperatures, there are no attractive and/or repulsive forces between gas molecules. D) At high pressures, gas particles occupy a significant portion of the total volume. E) All statements are incorrect 23) Using the reaction, C6H12O6(s) + 6 O2(g) = 6 CO2(g) + 6 H2O(g), and the information provided below calculate the ΔΗ"rκη. AH*f (kJ/mol): CH12O6(s): -1274.4; O2(g): 0.0; CO2(8): -393.5; H2O(g): -248.1; H2011):285.8__ LC6H2O6 x 1 x - 1274.4 + [ 6moke Oqxo. At - 2361 t 1488. 38 Z bomolecon+393.5 + [6moletrox-248, 1) A) +632.8 kJ B)-632.8 kJ (C) +2575.2 k D)-2575.2 kJ E) +2828.4 kJ 24) What frequency is the green light emitted by a laser pointer (N = 532 nm; nano = 10°)? A) 5.64 x 10'H B) 2.05 x 10Hz C) 4.88 × 10Hz D) 2.21 x 10^*Hz E) 3.131 x 10 Hz U - 0 -9

Answer 1

23) Co H2O (s) + 60,(3) = 6CO2 (9) + 6H20 (a) ton - Zori (Pond) - ong (Reactant) = [(ox Ari(c0) + 6x6r(hm (m)] - [ori (1940+ 6 x 08ben = {(646-393.5 )+ ( x(+248.:))]- (- 1274.4 + o) = - 2575.2 KJ >= 532 nm = 532 x 103 m frequency, we (c= speed of light c= SP 2= 3x108 532X10 = 5.64 x 1014 H₂