Question 13 6 pts A 2000 kg car is traveling at 15.0 m/s down a long mountain grade of 2.0 %. The mountain road is 5.0 km long. The heat generated at the brakes due to friction heats up the brakes. The mass of the brake system is 20.0 kg and has a specific heat of 0.200 kcal/kg C. What is the increase in the temperature of the brakes? 0 54 . C O 83.C 117.C O 95 . C O 43 . C D Question 14 6 pts A 100 gram glass container contains 200 grams of water all at 10 C. A 200 gram piece of lead at 150 C is added to the water in the container. What is the final temperature of the system (specific heat of water = 4,186 J/kg.C, specific heat of glass = 837.2 J/km C, specific heat of lead =127.7 J/kmC)?Question 14 6 pts A 100 gram glass container contains 200 grams of water all at 10 C. A 200 gram piece of lead at 150 C is added to the water in the container. What is the final temperature of the system (specific heat of water = 4,186 J/kg. C, specific heat of glass = 837.2 J/km C, specific heat of lead =127.7 J/km C)? O 23 . C O 14 . C O 31.C O 37 . C O 12 . C D Question 15 6 pts A 50.0 g glass container contains 200 g of water all at 20.0 C. A 20.0 g piece of an alloy at 100 C is added to the water in the container. The final temperature of the mixture is 24 C. What is the specific heat of the alloy in J/kg.C (specific heat of water = 4186J/kg.C, specific heat of glass = 837.2J/kg.C)?D Question 15 6 pts A 50.0 g glass container contains 200 g of water all at 20.0 C. A 20.0 g piece of an alloy at 100 C is added to the water in the container. The final temperature of the mixture is 24 C. What is the specific heat of the alloy in J/kg.C (specific heat of water = 4186J/kg.C, specific heat of glass = 837.2J/kg.C)? 11511 O 7827 O 3570 0 6446 O 2313 D Question 16 4 pts A container holds oxygen and helium gases at the same temperature. Which one of the following statements is correct