21st Century Astronomy
6th Edition
ISBN: 9780393428063
Author: Kay
Publisher: NORTON
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 9, Problem 42QP
(a)
To determine
Compare the average speed of oxygen and carbon dioxide.
(b)
To determine
Whether the ratio of the speeds depend on temperature of air.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
One molecule of water (H2O) contains two atoms of hydrogen and one atom of oxygen. A hydrogen atom has a mass of 1.0 u and an atom of oxygen has a mass of 16 u, approximately. (a) What is the mass of one molecule of water? (b) How many molecules of water are in the world's oceans, which have an estimated total mass of 1.4 × 1021 kg?
One molecule of water (H2O) contains two atoms of hydrogen and one atom of oxygen.A hydrogen atom has a mass of 1.0 u and an atom of oxygen has a mass of 16 u, approximately. (a) What is the mass in kilograms of one molecule of water? (b) How many molecules of water are in the world’s oceans, which have an estimated total mass of 1.4 =1021 kg?
A typical bathroom sink faucet releases about two gallons of water every minute.
a) If it takes you 2.5 minutes to brush your teeth and you leave the water run for the entire time, how much water would be used?
b) If you only run the water for 30 seconds, how much water would be used?
Chapter 9 Solutions
21st Century Astronomy
Ch. 9.1 - Prob. 9.1CYUCh. 9.2 - Prob. 9.2CYUCh. 9.3 - Prob. 9.3ACYUCh. 9.3 - Prob. 9.3BCYUCh. 9.4 - Prob. 9.4CYUCh. 9.5 - Prob. 9.5CYUCh. 9 - Prob. 1QPCh. 9 - Prob. 2QPCh. 9 - Prob. 3QPCh. 9 - Prob. 4QP
Ch. 9 - Prob. 5QPCh. 9 - Prob. 6QPCh. 9 - Prob. 7QPCh. 9 - Prob. 8QPCh. 9 - Prob. 9QPCh. 9 - Prob. 10QPCh. 9 - Prob. 11QPCh. 9 - Prob. 12QPCh. 9 - Prob. 13QPCh. 9 - Prob. 14QPCh. 9 - Prob. 15QPCh. 9 - Prob. 16QPCh. 9 - Prob. 17QPCh. 9 - Prob. 18QPCh. 9 - Prob. 19QPCh. 9 - Prob. 20QPCh. 9 - Prob. 21QPCh. 9 - Prob. 22QPCh. 9 - Prob. 23QPCh. 9 - Prob. 24QPCh. 9 - Prob. 25QPCh. 9 - Prob. 26QPCh. 9 - Prob. 27QPCh. 9 - Prob. 28QPCh. 9 - Prob. 29QPCh. 9 - Prob. 30QPCh. 9 - Prob. 31QPCh. 9 - Prob. 32QPCh. 9 - Prob. 33QPCh. 9 - Prob. 34QPCh. 9 - Prob. 35QPCh. 9 - Prob. 36QPCh. 9 - Prob. 37QPCh. 9 - Prob. 38QPCh. 9 - Prob. 39QPCh. 9 - Prob. 40QPCh. 9 - Prob. 41QPCh. 9 - Prob. 42QPCh. 9 - Prob. 43QPCh. 9 - Prob. 44QPCh. 9 - Prob. 45QP
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- (a) A rectangular gasoline tank can hold 50.0 kg of gasoline when full. What is the depth of the tank if it is 0.500-m wide by 0.900-m long? (b) Discuss whether this gas tank has a reasonable volume for a passenger car.arrow_forwardA certain fuel-efficient hybrid car gets gasoline mileage of 35.0 mpg (miles per gallon). (a) If you are driving this car in Europe and want to compare its mileage with that of other European cars, express this mileage in km/L (1L = liter) (b) If this car’s gas tank holds 45 L, how many tanks of gas will you use to drive 1000 km?arrow_forward(a) Assuming that each cubic centimeter of water has a mass of exactly 1 g, find the mass of 5.18 cubic meter of water. (b) Suppose that it takes 17.0 hours to drain a container of 38.4 m3 of water. What is the "mass flow rate," of water from the container?arrow_forward
- 9. Tectonic plates are large segments of the Earth’s crust that move slowly. Suppose that one such plate has an average speed of 4.0 cm/year. (a) What distance does it move in 1 s at this speed? (b) What is its speed in kilometers per million years? 15. (a) Suppose that a person has an average heart rate of 72.0 beats/min. How many beats does he or she have in 2.0 y? (b) In 2.00 y? (c) In 2.000 y? 19. (a) If your speedometer has an uncertainty of 2.0km/hsize 12{2 "." 0" km/h"} {} at a speed of 90km/hsize 12{"90"" km/h"} {}, what is the percent uncertainty? (b) If it has the same percent uncertainty when it reads 60km/hsize 12{"60"" km/h"} {}, what is the range of speeds you could be going?arrow_forwardPart (a) Calculate the volume V4, in cubic meters, after the gas is expanded isothermally. V4 = ______ Part (b) Use the result from part (e) to determine P4, in pascals. P4 = ______arrow_forward1. The unit angstrom , symbolized by Å , is named after Anders J. Angstrom. Giventhat 1Å = 0.1nm, what is 1Å in (a) cm (b) m and (c) mm2. How many seconds are there in 2.25 hours. 3. How many centimeters are in 190 pm.? 4. The density of mercury is 13.6 g/mL. Express this in kg/L . 5. How many drops of liquid are in a 0.005 L? ( Assume 20 drops = 1mL) 6. The masses of the five heaviest defensive linemen in a football team are asfollows : 141 000 g, 0.133 Mg, 1.28 x10 8 mg, 126 kg and 1.22 x 1011 ųg. What isthe average mass in grams of these players?arrow_forward
- An airplane is pressurized with air to 650 mmHg. a. If air is 21% oxygen, what is the partial pressure of oxygen on the plane? b. If the partial pressure of oxygen drops below 100 mmHg, passengers become drowsy. If this happens, oxygen masks are released. What is the total cabin pressure at which oxygen masks are dropped?arrow_forwardAn airplane passenger has a volume V1 of air in his stomach just before the plane takes off from a sea-level airport. a. What volume will this quantity of air have at cruising altitude at the same temperature (body temperature), in terms of V1, the pressure on the ground P1, and the cabin pressure at cruising altitude P2? b. What is this volume, in cubic centimeters, if the initial volume is 95 cm3 and the cabin pressure drops to 7.50 × 104 Pa when the plane is at cruising altitude?arrow_forward5) A fixed amount/quantity of a particular ideal gas at 16°C and a pressure of 175000 Pa occupies a volume of 2m3. If the volume is increased to 2.7 m3 and the temperature is raised to 27°C, what is the new pressure of the gas in Pascals? Please include 1 decimal place in your answer. Do not include units.arrow_forward
- An airplane passenger has a volume V1 of air in his stomach just before the plane takes off from a sea-level airport. What volume will this quantity of air have at cruising altitude at the same temprerature ( body temp. ), in terms of V1, the pressure on the ground P1, and the cabin pressure at cruising altitude P2? What is this volume, in cubic centimeters, if the initial volume is 110 cm^3 and the cabin pressure drops to 7.5x10^4 Pa when the plane is at cruising altitude?arrow_forwardThe Canadian Norman Wells Oil Pipeline extends from Norman Wells, Northwest Territories, to Zama, Alberta. The 8.58 105-m-long pipeline has an inside diameter of 12 in and can be supplied with oil at 31 L/s. (a) What is the volume of oil in the pipeline if it is full at some instant in time?........................... m3(b) How long would it take to fill the pipeline with oil if it is initially empty?............................ daysarrow_forwardPressure cookers increase cooking speed by raising the boiling temperature of water above its value at atmospheric pressure. (a) What pressure is necessary to raise the boiling point to 120.0C ? (b) What gauge pressure does this correspond to?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
College PhysicsPhysicsISBN:9781285737027Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
College PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax College
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
College Physics
Physics
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning