In a recent Grand Prix, the winner completed the race with an average speed of 229.8 km/h. What was his speed in miles per hour, meters per second, and feet per second?

Q: Number 6

A: Meters (m) and miles (mi) are the units of length. The relation between meter and mile is expressed…

Q: If the rate of a car on the 60 freeway is 65 mph or miles per hour, what is the car’s rate in km per…

A: Introduction: The speed of a moving object is defined as the distance travelled by the object in per…

Q: The density of aluminum is 2.70 g/cm3. A square piece of aluminum foil 22.86 cm on one side weighs…

A: Here we are required to find the thickness of aluminum foil.

Q: 1.If the temperature is 20. °C, what is the corresponding temperature on the Fahrenheit scale?…

A: Physical property is the substance inherent property. To get this no need of the change in chemical…

Q: A surveyor measures the length of a surveying chain containing 1000 chain links. The length is…

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Q: A chemist adds 4 drops of hydrochloric acid to a beaker. What kind of number is "4" in this example?…

A: Here the chemist is adding 4 drops of hydrochloric acid so it not a measured number and the…

Q: Beer is often sold by the keg, which has a volume of 15.5 gallons.  How many liters is in a keg?…

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

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Q: 1)2347 mm to miles 2)70 nL in to Gallons 3)21367 dg to Mg? 4)1345 dm in to Km? 5) 780 ounces in to…

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Q: The volume of water in large scale reservoirs is often measured in units of an acre-foot, which is…

A: 1 acre-foot = 43,560 ft³ 1 US liquid gallon = 231 cubic inches 1 US liquid gallon = 3.785 liters 1…

Q: The density of an object was 2.622 g/in3. What was the density in g/cm3? There are 2.54 cm in an…

A: 1 g/in3 = 1 g /(2.54 cm)3          (since 1 in = 2.54 cm)             = 1/(2.54)3 g/cm3…

Q: A jet airplane reaches 768. km/h on a certain flight. How long does it take to cover 323. m? Set the…

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Q: The diameter of a hydrogen atom is about 1.04 x 10-10 meters. A protein molecule has an overall…

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Q: A hybrid electric vehicle has an EPA gas mileage rating of 52 mi/ gal in the city. How many…

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Q: A student working in the lab is trying to identify an unknown substance to see if it matches a…

A: Given Data - mass of the object, m         = 88.73 g  density of the substance, d = 5.76 g/mL…

Q: A rock weighing 87.9 grams was placed in 115 ml of water. The level of the water rose to 154 ml.…

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Q: When converting from kilometers to centimeters how many places does the decimal move to the right?…

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: ball of iron weighs 55.265 g and measures 3.00 cm in diameter. What is the density of the iron ball?…

A: The question is based on the concept of physical chemistry. We have to calculate density of the…

Q: A typical human body contains between 9 and 12 pints of blood. A woman's body contains 10.03 pints…

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Q: A typical human body contains between 9 and 12 pints of blood. A woman's body contains 10.01 pints…

A: Given : Density of  hemoglobin in her blood = 13.5 g/dL

Q: If a bullet travels at 531.0 m/s, what is its speed in miles per hour?

A: Given : Speed in m/s = 531.0 m/s

Q: The density of manganese is 7.21 g/mL, that of calcium chloride is 2.15 g/mL, and that of sodium…

A: Given: The density of manganese = 7.21 g/mL The density of calcium chloride = 2.15 g/mL The density…

Q: A small airplane takes on 312 L of fuel. If the density of the fuel is 0.821 g/ mL, what mass of…

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Q: A piece of metal ore weighs 8.75 g. When a student places it into a graduated cylinder containing…

A: The density of the ore is to be calculated

Q: While driving your rental car on your vacation in Europe, you find that you are getting 14.3 km/L of…

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Q: If an automobile is able to travel 400 km on 47.4 L of gasoline, what is the gas mileage in miles…

A: 1 mile = 1.61 km 1 gallon = 3.8 L Automobile is able to travel 400 km on 47.4 L 400km = (400/ 1.61 )…

Q: A block of wood 22.0 cm x 180 mm x 0.057 mm has a mass of 1.426 x10^3 grams. What is the volume of…

A: • The values provided in the question are:-   i) Length of a block of wood, l = 22.0 cm  ii) Width…

Q: There are exactly 60 seconds in a minute, exactly 60 minutes in an hour, exactly 24 hours in a mean…

A: 60 smin ×60 min1 hour ×24 hour1 day ×365,24,daysolar year  =31556736 s/solar year

Q: You have three objects of varying shapes and sizes: Object 1 is a rectangular block of tin. Object 2…

A: Given: Volume of aluminum = 436 in3  And density of aluminum i.e. object 2 = 2.70 g/cm3.

Q: In Mexico, avocados are 48 pesos per kilogram. What is the cost in cents of an avocado that weighs…

A: Given: Cost of Avocados = 48 pesos/Kg. And weight of avocado given = 0.25 lbs.

Q: A jet airplane reaches 887. km/h on a certain flight. How long does it take to cover 454. m? Set the…

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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: A chemist weighs herself on a scale and records a mass of 65.1 kg. She removes a calculator and…

A: Given : Mass of chemist with calculator = 65.1 Kg = 65.1 X 103 g                   (Since 1 Kg =…

Q: A single 1−oz serving of tortilla chips contains 260 mg of sodium. If an individual ate the entire…

A: Given 1 oz tortilla chips contains 260 mg sodium Conversion factor: 1 oz tortilla chips = 260 mg…

Q: Keeping track of units during conversions can get confusing. Therefore, a good strategy is to use…

A: We will use conversion factor to convert each term in question.

Q: Give an accurate word definition of the term “density”.     Is density a physical property or a…

A: Density is defined as the mass of any substance present per unit of volume. => Density = Mass of…

Q: How many seconds are there in 3.7 years? (Use 365 days/year) (You do not need to put in your units &…

A: The given time in the year is = 3.7 years The time in second is =?

Q: A bedroom has a volume of 108 m^3. What is it volume in cubic kilometers (Km^3)?

A: Given: Volume of room = 108 m3

Q: 1. The density of water at 25°C is 0.997 grams per mL. If a swimming pool holds 265 gallons of water…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: A block of wood weighs 64.02 g and has the following dimensions: length of 15.0 cm, width of 11.0…

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Q: The speed of light in a vacuum is 2.998 x 10 m/s. What is its speed in kilometers per hour (km/h)?…

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Q: You are in a game show and you are asked to pour a gram of sand in the balance, the person closest…

A: Given, the exact value is 1 gram.Individual 1 = 0.894 gIndividual 2 = 765 mg = 0.765 gIndividual 3 =…

Q: Which of the following is a physical property?     Which of the following items is a pure…

A: Interpretation-  There are too many questions which are given as above mentioned so just answer of…

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

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Q: The average dollar bill is 1.8x107 nm long and weighs 0.987 g.  The distance to the sun is 1.5x108…

A: This question is related mass finding out. First utilitizing the given information in equivalent…

Q: Human blood typically contains 1.04 kg/L of platelets. A 1.85 pints of blood would contain what mass…

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Q: How many kilometers per hour are 15 miles per hour?

A: Given  Velocity = 15 miles/hour  Velocity in km/hour = ?

Q: 1.The density of manganese is 7.21 g/mL, that of calcium chloride is 2.15 g/mL, and that of sodium…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: The volume of water in large scale reservoirs is often measured in units of an acre-foot, which is…

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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.