A world record for the men's marathon was set by Dennis Kimetto of Kenya on September 28, 2014. He ran the race in 2:02:57. The official marathon length is 26.219 miles. What speed, in meters per second, did Dennis Kimetto run for that marathon? What was his speed in miles per hour?

A world record for the men's marathon was set by Dennis Kimetto of Kenya on September 28, 2014. He ran the race in 2:02:57. The official marathon length is 26.219 miles. What speed, in meters per second, did Dennis Kimetto run for that marathon? What was his speed in miles per hour?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: A student is determining the density of an unknown metal with a mass of 256.0 g. The student…

A: First, the volume of unknown metal is determined as follows,

Q: student gently drops an object weighing 15.8 g into an open vessel that is full of ethanol. A volume…

A: The volume of ethanol displaced from the vessel is equal to the volume of the pject. Let, the volume…

Q: A chemistry student needs 25.0 mL of ethanolamine for an experiment. By consulting the CRC Handbook…

A: The objective of this question is to calculate the mass of ethanolamine that the student should…

Q: What is this speed in meters per second?

A: 1 mile = 1609.3 m 1 hour = 60 minutes 1 min = 60 seconds So, 1 hour = 60×60 = 3600 s

Q: The men's world record for swimming 1500.0 m in a long course pool (as of 2007) is 14 min 34.56 s.…

A: Length of swiming pool = 1500.0 m1 mi = 1609 mLength of swiming pool = 1500.0 m1609 m* 1 mi = 0.9322…

Q: An Amazon Prime delivery truck carrying COVID-19 vaccines from the Pfizer distribution center in…

A: Given : Distance Kalamazoo to York college = 835.4 miles Distance from Kalamazoo to Columbus = 236.7…

Q: Your calculator gives you the number 1761.2868 as the volume (in cm^ 3) of a box 2.0 ft by 6.5 cm by…

A: When rounding off the result of a multiplication, the number of significant figures in the final…

Q: An electric current of 284.0 mA transports 680. µC of charge. Calculate the time this took. Be sure…

A: The current flow in unit time is known as current. The calculation of the current can be done by…

Q: One of the fastest pitches ever thrown in major league baseball was by Aroldis Chapman and had a…

Q: A student is determining the density of unknown metal with a mass of 627.0 g. The student partially…

Q: A student is trying to determine how fast their car drives around a track. If they want to graph the…

A: The rate of change of position of a body is called as velocity. The magnitude of velocity is defined…

Q: Density is a measure of mass per unit volume (or mass/volume). The density of Ben & Jerry’s mint…

Q: the density of mercury, the only metal to exist as a liquid at room temperature, is 13.6 g/cm^3.…

A: The density of mercury is given as 13.6 g/cm3 and it is required to convert this in pounds per cubic…

Q: a student uses a graduated cylinder to determine the volume of water dispensed from a 50.00 ml…

A: To find percentage difference between two values, calculate difference between two values and divide…

Q: what mass (in g) of solid lead would displace exactly 234.6 liters of water? The density of the lead…

A: Given : density of lead = 11.4 g/cm3 Volume of water…

Q: The average radius of a molecule of lysozyme, an enzyme in tears, is 1.430 nm. What is its radius in…

Q: 53. To qualify to run in the 2015 Boston Marathon, a distance of 26.2 miles, an 18-year-old woman…

Q: The men's world record (as of 2007) for swimming 1500 m in a long course pool is 14 min 34.56 s. At…

A: For swimming 1500 m , Time required = 14 min 34.56 sec We have to find the time required to swim…

Q: President Obama’s dog Bo weighs 47 pounds. There are 454 grams in one pound. Suppose you were…

A: The objective of this question is to calculate the volume of a 3D printed dog that weighs the same…

Q: Women runners must run a marathon race (26.2 miles) in less than 3 hours and 40 minutes to qualify…

A: 1mile=1609.344m So, 26.2miles= 26.2 x 1609.344m =42164.81m 1hour=60min ,…

Q: As exact conversions, the following information is known: 1 mile = 5280 ft. 12 in. = 1 ft. 3 ft. =…

Q: A general chemistry student found a chunk of metal in the basement of a friend's house. To figure…

A: First we will calculate density of metal, then estimate the unknown metal by comparing density of…

Q: A student is determining the density of an unknown metal with a mass of 232.0 g. The student…

A: Given, the mass of unknown metal = 232.0 g Now calculate the volume of unknown metal is determined…

Q: the Irukandji jellyfish and the brazlian wandering spider are the two most venomous animals in the…

A: Irukandji jellyfish and Brazilian wandering spider are both most venomous animals in the world.Size…

Q: A marine biologist measures the volume of a seawater sample. The volume is 1285mL . What is the…

A: Given volume is, 1285mL

Q: The ionic radius of a sodium ion is 2.27 angstroms (A). What is this length in um ?

A: Given,The ionic radius of sodium ion = 2.27 Ao ( angstrom ).

Q: The men's world record for swimming 1500.0 m in a long course pool (as of 2007) is 14 min 34.56 s.…

A: The time recorded for swimming 1500.0m in a long course pool is 14min 34.56s.The time is converted…

Q: A sprinter set a high school record in track and field, running 200.0 m in 21.3 s. What is the…

A: We have to calculate the speed in km/hr .

Q: Ethylene glycol (antifreeze) has a density of 1.11g/cm^3 What is the mass in g of 424 mL of ethylene…

Q: She measured the mass of the metal to be 197 grams. Then she dropped the metal into a measuring cup…

Q: The maximum dosage of medicine A is listed as 20.0 mg per kg of body weight per day. The adult…

Q: The average speed of the International Space Station as it orbits the earth is 7710 m/s. What is…

A: Distance can be measured in different units such as meters , centimeters , kilometers , miles Some…

Q: general chemistry student found a chunk of metal in the basement of a friend's house. To figure out…

A: Density = mass/volumeVolume of substance = volume of water displaced by substance

Q: A student is given the following question: "What is the mass of a gold bar that is 7.379 × 10–4 m3…

A: We know,Mass = Density x Volume

Q: The men's world record (as of 2007) for swimming 1500 m in a long course pool is 14 min 34.56 s. At…

A: Distance = 1500m Time = 14min 34.56s 1 min = 60s 14min×60s/1min = 840s Time in seconds =…

Q: The men's world record for swimming 1500.0 m in a long course pool (as of 2007) is 14 min 34.56 s.…

A: Given: For swimming, 1500.0 m is crossed in 14 min 34.56 s. The time taken to swim 0.600 miles at…

Q: The world’s record in the 100-m dash is 9.58 s, and in the 100-yd dash it is 9.07 s. Find the speed…

Question

A world record for the men's marathon was set by Dennis Kimetto
of Kenya on September 28, 2014. He ran the race in 2:02:57. The
official marathon length is 26.219 miles. What speed, in meters
per second, did Dennis Kimetto run for that marathon? What was
his speed in miles per hour?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Trending now

This is a popular solution!

Step by step

Solved in 4 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

A room is 20.0 feet wide and 30.0 feet long with ceilings that are 10.0 feet high. You need to find the volume of the room in cubic meters (m3). What conversion factor(s) would you use to solve this problem?
An iceberg has a volume of 8365 ft^3 What is the mass in kilograms of the iceberg? The density of ice in the iceberg is 0.92 g/cm^3. Express your answer using two significant figures.
The wavelength for the color indigo is 445 nanometers (nm). What is this wavelength in kilometers (km)?
An optician measures the diameter of her patient's pupil. The diameter is 0.0016m . What is the diameter in millimeters? Write your answer as a decimal.
Bronze is an alloy made of copper (Cu) and tin (Sn). Calculate the mass of a bronze cylinder of radius 9.31 cm and length 36.28 cm. The composition of the bronze is 79.42 percent Cu and 20.58 percent. Sn and the densities of Cu and Sn are 8.94 g/cm3 and 7.31 g/cm3, respectively. What assumption should you make in this calculation? Enter your answer in scientific notation.
A runner runs 4875 ft in 6.85 minutes. What is the runner's average speed in miles per hour?
A student was given an unknown metal. The student determined that the mass of the metal was 30.2 g. The student placed the metal in a graduated cylinder filled with 20.0 mL of water. The metal increased the volume of water to 22.9 mL. Calculate the density of the metal and determine the identity of the metal using the table below.
Suppose you are trying to find the volume of a box based on the given measurements for the length, width, and height of the box, where the height was measured in two parts. length, l = 2.20 in width, w = 3.71 in height, h = 10.4 in + 1 in Calculate the height, ℎ, of the box, first keeping all digits, then rounding to the proper number of significant figures. unrounded h = ____in rounded h =____ in Calculate the volume (V) of the box using V =l x w x h. Round to the proper number of significant figures. v=_____in3
if a mosquito can fly 0.6708 m/s at top speed, what is this speed in miles per hour? 1 mile=1.61 km
In 1999, scientists discovered a new class of black holes with masses 100 to 10,000 times the mass of our sun, but occupying less space than our moon. Suppose that one of these black holes has a mass of 8×103 suns and a radius equal to one-half the radius of our moon. What is its density in grams per cubic centimeter? The mass of the sun is 2.0×1030kg and the radius of the moon is 2.16×103mi. (Volume of a sphere =43πr3.)
In 1999, scientists discovered a new class of black holes with masses 100 to 10,000 times the mass of our sun, but occupying less space than our moon. Suppose that one of these black holes has a mass of 1×10^3 suns and a radius equal to one-half the radius of our moon. What is its density in grams per cubic centimeter? The mass of the sun is 2.0×10^30 kg and the radius of the moon is 2.16×10^3 mi (Volume of a sphere =4/3πr^3)
The men's world record for swimming 1500.0 m in a long course pool (as of 2007) is 14 min 34.56 s. At this rate, Step 2: Convert 0.150 mi to meters using 1 mi = 1609 m. how many seconds would it take to swim 0.150 miles (1 mi = 1609 m) ? distance: m