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

Q: What is the density of a 789 kg object that is 1.58 m³ in size? number unit

A: Given, Mass the object = 789 kg Volume of the object = 1.58 m3 Density of the object = ?

Q: a loaf of bread has a mass of 24 ounces. What is this making in kg?

A:

Q: What type of quantity (for example, length, volume, density) do the following units indicate? (a)…

A: Units: A fixed amount used as a standard of measurement. For example, for the measurement of mass,…

Q: Iron has a density of 7.86 g/cm3.  The volume occupied by 55.85 g of iron is

A: The density of a substance is defined as mass per unit volume. It can be represented by the below…

Q: It is 375 miles from Solano Community College, Vallejo Center to Boron, CA. What is this in meters?

A: To measure to measure the length or distance, miles are used and 1 mile is equal to 1609.344 m.

Q: Racing cars at the Indianapolis motor speedway routinely travel around the track at an average speed…

A: The relation between 1 mile per hour and kilometer per hour is given below.

Q: How many meters are in one kilometer? In one decimeter?

A: 1)  In one kilometer = 1kilometer = 1000 meters

Q: A cubic box is completely filled with  2179.0 kg  of water. What is the length of one side of the…

A: Given, Mass of water = 2179kg

Q: A fuel tank holds 2.3 gallons of gasoline. If the density of the gasoline is.8206 g/mL, what is the…

A: Given : Volume of gasoline that fuel tank can hold = 2.3 gallons And density of gasoline = 0.8206…

Q: How many inches are in 62.3 yards?

A: Given,  The number of inches are in 62.3 yards is:

Q: An infants is 2 feet and 2 inches tall. How tall is the infant in cm?

A: Given,Height = 2 feet 2 inches.

Q: A computer chip has a width of 0.75 in. What is that distance in millimeters?

A: While converting from one unit to another a conversion factor is to be multiplied.

Q: A long ton is defined as exactly 2240 lb. What is this mass in kilograms?

A: Concept introduction: The ratio of two equivalent quantities that are expressed in terms of…

Q: The distance between San Mateo and Los Angeles is about 415 miles. What is this distance in meters…

A:

Q: The state of Colorado is listed in a road atlas as having a population of 5,546,574 and an area of…

A: Given information,        Population in Colorado is 5,546,574         Area of Colorado is 104,091…

Q: A quantity of water is poured into a graduated cylinder, which then reads 156 mL. What is the mass…

A: Given : volume of water = 156 mL

Q: Your computer monitor has a width of 14.61 inches and a height of 10.96 inches. What is the area of…

A: Area of the monitor display in inch2 can be calculated as:

Q: How many centimeters in a millimeter?

A:

Q: There are exactly 640 acres in 1 square mile. How many square meters are in 1 acre?

A: Physical quantities can be converted from one form to another. We use these kind of conversions in…

Q: Convert a speed of 221 mi/h to units of feet per minute.

A: Given, the speed = 221 mi / 1 h  We have to convert it in feet/minute. For this we have to know…

Q: What is the volume in cubic inches? A box measure 3.12 feet in length, 0.0455 inches in width and…

A: Given : Length = 3.12 feet  Width = 0.0455 in  And height = 7.87 in

Q: The volume of a sample of oxygen gas changed from 10 mL to 11 mL as the temperature changed. Is this…

A: A chemical change is observed when there is a change in the chemical composition of elements.…

Q: a friend gives you a 1 L beer stein for your birthday. what is the volume of this stein in cubic…

A: Length is one of the 7 basic units of measurement. Some of the important units of length are meter…

Q: The distance between the centers of the two oxygen atoms in an oxygen molecule is 1.21 × 10−8 cm.…

A: Units of measurement are needed for the desired calculations. It gives different ways to work out…

Q: One of the fastest moving nerve impulses in the body travels at a speed of 400. feet per second.…

A: Given,Nerve impulses in the body travels at a speed of 400 feet per second.Conversion factors used…

Q: What is the gas mileage in miles per gallon? Express your answer using two significant figures.

A: To convert Kilometre per Litre to miles per gallon (mpg), multiply the Kilometres per litre  value…

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: A substance has a density of 4.211 g/ml. What is the volume of 441.4 g of that substance?

A: Given, Density of a substance = 4.211 g/ml Mass of a substance = 441.4 g  Volume of a substance = ?…

Q: The density of gasoline is 0.774 g/cm3. How much does 25.5 gallons of gasoline weigh, in kilograms?

A:

Q: How many inches is 57.2 inches? You know that 1 in=2.54 cm.

A: Given information, 1 in = 2.54 cm 57.2 in = ?

Q: In the former British monetary system, one pound consisted of four crowns, each crown was worth five…

A: One unit is converted into other by multiplicative factor .

Q: The displacement volume of an automobile engine is 167 in^3.What is this volume in liters?

A: Recall the relation between in3 and liter           1 liter=61.0237 in3 Given that displacement…

Q: A 108g quantity of iron has a volume of 18.8 mL. What is its density?

A: The density is determined as,

Q: What is the gas mileage in miles per gallon?

A: 1km = 1.609km 1 gallon =3.785 L

Q: What is the volume of an object that has the density of 3 g/mL and the mass of 93 g?

A:

Q: A backyard swimming pool holds 185 cubic yards (yd3) of water. What is the mass of the water in…

A: The relationship between density, mass, and volume of the substance is, d=mV......(1) Where, d is…

Q: A popular car has an engine that is reported to have a volume of 4320 cm³ . What is the…

A: The given car engine volume in cm3 is expressed in cubic inches as shown below, The unit conversion…

Q: A world record for the men's marathon was set by Dennis Kimetto of Kenya on September 28, 2014. He…

A: Time taken = 2 hours 2 minutes and 57 seconds  Distance covered = 26.219 miles

Q: A marathon distance race covers distance of 42.195 km. What is this distance in meters? In miles?

A: Given: Distance = 42.195 km To find: The distance in meters and in miles

Q: A cylindrical rod of iron metal has a density of 7.87 g/cm3. If the mass of the rod is 54.00 g, then…

A: density = mass / volume

Q: Many medical laboratory tests are run using 5.0 μL blood serum. What is this volume in milliliters?

A:

Q: While driving your rental car on your vacation in Europe, you find that you are getting 13.4 km/L of…

A:

Q: While driving your rental car on your vacation in Europe, you find that you are getting 10.4 km/L…

A:

Q: A racing car speeding around the oval at the Indianapolis 500 travels at a speed of 176 miles per…

A: Given:Speed = 176 miles/hour.

Q: The average lead pencil, new and unused, is 19 cm long. What is its length in millimeters? In…

A:

Q: Measurements Golden eagles in the alps hunt from high altitudes. While hunting, eagles can reach…

A:

Q: What is the volume and density of a cube if it’s length is 0.995 and it’s mass is 0.97

A: Given, Length of cube is 0.995 Mass of cube is 0.97

Q: The density of solid tin metal is 7.27g/ml. What volume of tin has a mass of 350 g ?

A: The volume of the tin can be calculated by using the following relation,

Q: An automobile travels 83.0 km on 8.63 LL of gasoline. What is the gas mileage for the automobile in…

A: The distance travelled can be expressed in different units which are kilometers and miles.  The…

Q: if a substance has a mass of 33.3 g per 991 mL then its density is?

A: Given: The mass (M) of the substance is 33.3 g The volume (V) of the substance is 991 mL

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.