Thermodynamic Constants kelvin = celsius + 273.15 R - 8.314 Pa m 3 mol^-1 K^-1 NAV = 6.022 x 1023 KB = 1.381 x 10 23 j K~-1 specific heats: water c = 4186 J/kg/deg; sand c = 830 J/kg/deg; ratio of specific heats of gases: 1 - Cp/ cv - 5/3 (monatomic) or 7/5 (diatomic); Physical Constants Earth and Gravity: g = 9.81 m/s 2; ME - 5.97 x 1024 kg; RE - 6371 km; G - 6.67 x 10 N m 2/kg~2; density of water = 1000 kg m^-3; speed of sound = 343 m/s ;A circular lake (radius 1400 km and depth 10 m) absorbs solar energy at the rate per unit surface area P/A = 200 W/m^2. Assume the lake does not exchange energy with its surroundings How must time is required to raise the temperature of the water from 6 . C to 19 . C ? Thermodynamic quantities are given on the cover sheet. Express the time in days: OA: 19.663 OB: 23.005 OC: 26.916 OD: 31.492 OE: 36.846 OF: 43.109 OG: 50.438 OH: 59.012 Submit Answer Tries 0/99 Communication Blocked Search 83 Rain and snow