A cyclist rides at an average speed of 24 mi/h. If he wants to bike 195 km, how long (in hours) must he ride?

Q: A cyclist travels at a rate of (2.30x10^1) miles per hour. At this speed, how many minutes would it…

A: Speed of cyclist = 2.30 x 10 = 23 mi/hour Distance to be covered = 2.25 x 102 = 225 km Time to…

Q: If a tiny marble has a radius of 0.25 mm, how many marbles can be lined up across the circumference…

A: Convert the circumference of the earth in millimetres.

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: A race car has a maximum speed of 0.104 km/s. What is this speed in miles per hour?

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: minutes

A:

Q: You are renting a car and you wish to travel a distance of 850. miles. If the car has a mileage of…

A: Given: Distance to be travelled = 850 miles Mileage of car = 10.1 km/L To calculate: The Gallons of…

Q: You drive in canada where the distance were marked in kilometers. The sign says you are 80km from…

A: The distance of Ottawa from the sign board is 80 km. You are travelling with a speed of 75 mi/hr. We…

Q: Traveling at 65 miles/hour, how many feet can you travel in 22 minutes?  (1 mile = 5280 feet)

A: Given : Speed = 65 miles/hour. And total time = 22 mins.

Q: The speedometer is marked in both km/h and mi/h, or mph. What is the meaning of each abbreviation?

A: The meaning of abbreviation in the speedometer has to be given,

Q: If you are going 55 mph, what is your speed in nm per second?

A: We are going at speed of 55 mph.

Q: How many miles a car at 80 km/h would travel in 1800 s?

A: Hours, minute and seconds are some common units of time. These units can be converted into each…

Q: How long (in minutes) would it take someone driving 31 m/s to travel 55 miles?

A:

Q: How many minutes will it take a car to travel 857 km if the car is moving at a constant speed of 25…

A:

Q: A student needs to run 3.2 km to get to school. If the student can run 5.5 mi/hr, how many hours…

A: Given: Distance to be travelled to get to school = 3.2 km Speed of student = 5.5 mi/hr To calculate:…

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: The dosage for an antibiotic is prescribed at 8.0 mg per kilogram of body weight, taken twice daily…

A:

Q: The density of human urine is normally between 1.003 and 1.030 g/mL, and is often used as a…

A: The density of human urine is normally 1.003 to 1.030 g/mL 25 ml of urine has 26.875 g weight

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: The distance from New York City to Cleveland is 464 miles. How many kilometers would this be given…

A: Answer  Convert 464 miles into km 1km = 0.621mi

Q: At sea, distances are measured in nautical miles and speeds are expressed in knots.  (1 nautical…

A: 1 nautical mile = 1.151 miles

Q: The men's world record for running a mile outdoors (as of 1999) is 3 min 43.13 s.  At this rate, how…

A: Meter and miles are some common units of distance. Similarly, hours and seconds are units of time.…

Q: Iron has density of 7.87 g/cm3 if 64.2 g of iron is added to 52.5 ml of water in a graduated…

A:

Q: The back inside cover of the book tells us that there are 5280 ft in1 mile. Does this make the mile…

A: 1 mile is given as equal to 5280 feet. When, 1 foot is converted into (1 / 5280) mile, which is…

Q: 14. A student who is driving home for the holidays averages 70.5 miles per hour. How many miles will…

A: Speed = 70 miles per hour Time Travelled = 8.73 hours

Q: In a recent Grand Prix, the winner completed the race with an average speed of 229.8 km/h. What was…

A: The given distance in feet and miles are; 1 km=0.62137 miles229.8 km=142.79 miles1 km=3280.84…

Q: how many millimeters are in 4.3 kilometers?

A: Kilometer is the measure of distances or we can say length. In chemistry or in physics the SI unit…

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: The distance from Miami to Orlando is 235.0 mi. What is the distance in micrometers?

A: Given  Distance between  city  235 .0 mi

Q: What is the density of an unknown metal of 45.36 g of metal occupies a volume of 3.62 cm^3?

A: Density can be calculated by dividing mass( in gram) by Volume in cm3

Q: If an object is traveling at a speed of 400 m/s, how long (in hours) will it take to reach 950.5 km?…

A:

Q: Given that one inch is equal to 25.4 mm. How many feet equal 21.0 m?

A:

Q: If an automobile gets 24.5 miles to the gallon and the cost of gasoline is $2.75 a gallon, how much…

A: 1 Mile = 1.61 Kilometers 1 gallon = 24.5 miles = 24.5×1.61 = 39.445 Kilometers

Q: The moon orbits the sun with a velocity of 2.2 x 104 miles per hour. What is this velocity in meters…

A:

Q: Iron has a density of 7.87 g/cm^3. If 15.1g of iron is added to 25.9 mL of water in a graduated…

A:

Q: British driver Andy Green broke the land speed record at Black Rock Desert on October 15, 1997. He…

A:

Q: How many kilometers are in 1.58 * 10^5 feet?

A: Here we are required to convert the following

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: if i start in washington dc , and drive to new york, how many seconds will it takes if i drive 54…

A:

Q: after you have worked out at the gym on a stationary bike for 49.0 minutes, the distance guage…

A: Given data:

Q: References) You are driving in Canada where the distances are marked in kilometers. The sign says…

A: The relation between distance, speed and time is shown below. Distance = speed x time

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: If your pace on a treadmill is 65 meters per minute, how many minutes will it take for you to walk a…

A: As pace on treadmill is 65 meter per minutes is given. Since pace or speed is distance traveled by a…

Q: 7. A submarine cruises through the water at a speed of 26.4 nautical miles per hour. If there are…

A: Question-7 Given data speed of submarine =26.4 nautical mileshr and  1.15 regular miles=1 nautical…

Q: You are renting a car which is reported to achieve 12.1 km/L. How many miles will you be able to…

A: Conversion of 12.1 kilometer per liter to mile per gallon:

Q: On the planet Xgnu, the most common units of length are the blim (for long distances) and the kryll…

A: The solution is given below -

Q: You are renting a car which is reported to achieve 10.1 km/l how many miles will you be able to…

A: Conversion of units: 1 gallon = 3.785 L 1 km = 0.62 mile

Q: The world's oceans have a combined volume of 3.204 x 108 miles3. (b) The Atlantic Ocean has a…

A:

Q: Racing cars at the Indianapolis Motor Speedway now routinely travel around the track at an average…

A: Average spedd of racing cars = 225 mi/hr Now, convert rhis speed into km/hr by using conversion…

Q: If you travel to Canada, speed limits are posted in km/hr. For a speed limit of 70. mi/hr, what…

A: Given :-  Speed = 70 mi/hr  To convert :-  The given speed in Km/hr

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: In a 1 minute, there are 60 seconds. The speed of the swimmer in m/s in calculated as shown below.

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.