6. DETAILS MY NOTES ASK YOUR TEACHER The boa constrictor is a cold-blooded snake, meaning it must regulate its body temperature through sunlight and other external sources. If the boa's body temperature can change from 71.00 °F to 87.50 °F, by how much can the boa's body temperature change in units of Kelvin? (round to nearest hundredth) K

6. DETAILS MY NOTES ASK YOUR TEACHER The boa constrictor is a cold-blooded snake, meaning it must regulate its body temperature through sunlight and other external sources. If the boa's body temperature can change from 71.00 °F to 87.50 °F, by how much can the boa's body temperature change in units of Kelvin? (round to nearest hundredth) K

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter2: The Kinetic Theory Of Gases

Section: Chapter Questions

Problem 56P: (a) If the partial pressure of water vapor is 8.05 torr, what is the dew point? (760 torr = I atm...

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(a) If the partial pressure of water vapor is 8.05 torr, what is the dew point? (760 torr = I atm 101, 325 Pa) (b) On a warn day when the air temperature is 35 and the dew point is 25 , what are the partial of the water in the air and the relative humidity?
What are the following temperatures on the Kelvin scale? (a) 68.0 F, an indoor temperature sometimes recommended for energy conservation in winter (b) 134 F, one of the highest atmospheric temperatures ever recorded on Earth (Death Valley, California, 1913) (c) 9890 F, the temperature of the surface of the Sun
. On a winter day, the air temperature is — 15°C, and the humidity is 0,001 kg/m3. (a) What is the relative humidity? (b) When this air is brought inside a building, it is heated to 20°C. If the humidity isn't changed, what is the relative humidity inside the building?
The Surface temperature of the Sun is about 5750 K. What is this temperature on the Fahrenheit scale?
In 1986, a gargantuan iceberg broke away from the Ross Ice Shelf in Antarctica. It was approximately a rectangle 160 km long, 40.0 km wide, and 250 m thick. (a) What is the mass of this iceberg, given that the density of ice is 917kg/m3 ? (b) How much heat transfer (in joules) is needed to melt it? (c) How many years would it take sunlight alone to melt ice this thick, if the ice absorbs an average of 100W/m2, 12.00 h per day?
One way to cool a gas is to let it expand. When a certain gas under a pressure of 5.00 106 Ha at 25.0C is allowed to expand to 3.00 times its original volume, its final pressure is 1.07 106 Pa. (a) What is the initial temperature of the gas in Kelvin? (b) What is the final temperature of the system? (See Section 10.4.)
6. I have made a thermometer which measures temperature by the compressing and expanding of gas in a piston. I have measured that at 100.0 0 C the volume of the piston is 20.0 L. What is the temperature outside if the piston has a volume of 15 L? What would be appropriate clothing for the weather?
1.) A typical person has an average heart rate of 69.0 beats/min. Calculate the given questions. How many beats does she have in 7.0 years? How many beats in 7.00 years? And finally, how many beats in 7.000 years? Pay close attention to significant figures in this question. 2.The specific heat of a certain type of cooking oil is 1.75 cal/(g ·°C). How much heat energy is needed to raise the temperature of 2.75 kg of this oil from 23 ∘C to 191 ∘C? 3.) A 232 mL cup of whole milk contains about 27 mg of cholesterol. Express the cholesterol concentration of the milk in kilograms per cubic meter (kg/m3). 4.) Convert the volume to its equivalent in milliliters. 33.0uL=mL
Inside 1. How much taller (in m) does the Eiffel Tower become at the end of a day when the temperature has increased by 11°C? Its original height is 324 m and you can assume it is made of steel. Ans: 0.043m
4. 100.0 g of 4.0°C water is heated until its temperature is 37°C. If the specific heat of water is 4180J/kg°C, calculate the amount of heat energy needed to cause this rise in temperature. 5. A 0.3 kg piece of copper is heated and fashioned into a bracelet. The amount of energy transferredby heat to the copper is 66,300 J. If the specific heat of copper is 390 J/kg celcius, what is the change of thecopper's temperature?
A rectangular window in a home has a length of 1.5 m and a height of 0.80 m. If the window allows heat to escape from the home at a rate of 2,000 watts, how thick must the window be if the inside temperature of the home is 220 C and the outside temperature is 3.00C? (Assume that the coefficient of thermal conduction of glass is 0.80 W/mK.) a. 7.1 mm b. 124 mm c. 9.1 mm d. 8.1 mm e. 11 mm
5. Newton's Law of Cooling can be used to predict the temperature of a cooling liquid in a room that is at a certain steady temperature. We are going to model the temperature of a cooling cup of coffee. The Fahrenheit temperature of a cup of coffee, T, in a room that is at a 72°Fis given as a function of the number of minutes, m, it has been cooling by: T(m)=114(0.86)" + 72 (a) Find T(0) and using proper units, give a (b) What does the coefficient of 114 represent in terms of the situation being modeled? physical interpretation of your answer. (c) By what percent does the difference between the temperature of the coffee and the temperature of the room decrease each minute? (d) I like my coffee when it is a nice temperature of around 100°F. How long should I wait?