A room has a width of 14.1 feet, a length of 15.5 feet, and a ceiling height of 12.0 ft. If the density of dry air is 1.28kg/m, then what is the mass of the air in the room, in kg that the air conditioning unit has to move?

Q: If a bullet travels at 689.0 m/s, what is it speed in miles per hour ?

A: Both meter per second and miles per hour are unit of speed.  1 meter per second = 2.24 miles per…

Q: a fuel tank holds 22.3 gallons of gasoline. if the density of gasoline is 0.8206g/mL, what is the…

A: The term density can be defined as the measurement which can be used to compare the amount of the…

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: A room has a width of 14.1 feet, a length of 15.5 feet, and a ceiling height of 12.0 ft. You plan to…

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Q: If you have a mixture of 10 lb. sunflower seeds which cost 32¢ per pound and 16 lb. of cracked corn…

A: #Q.1: The mixture has 10 lb sunflower seeds and 16 lb cracked corn. Cost of sunflower seeds = 32¢ /…

Q: A student uses a stoppered 25.0-mL volumetric flask to determine the density of a liquid. The mass…

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Q: Convert 6.4 x 10^-28 j-s/ kg to erg- min /lb. Note that “j” means “ joule” - it is one of the units…

A: 6.4*10-28 j-s/Kg to erg-min/lb Conversion required : 1 J = 107 ergs 60 sec = 1 min => 1 sec =…

Q: A rectangular block of cadmium has a length of 10 cm and a width of 5 cm. If the mass of the block…

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Q: A rectangular foil has a length of 0.0705m, and a width of 53 mm. Calculate the height of this…

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Q: If a rectangular piece of cement is 2.00 cm x 2.00 cm x 9.00 cm and has a mass of 108 what is its…

A: Given: dimensions: 2.00 cm×2.00 cm×2.00 cm mass = 108 g

Q: A star is estimated to have a mass of 1x10^36 kg. Assuming it to be a sphere with an average radius…

A: First, volume of sphere with given radius 7.5x105km is determined as follows,

Q: Prior to hosting an international soccer match, the local soccer club needs to replace the artifical…

A: Given:The cost of grass turf = $8.00per square meter.The field is 0.1080 km by 0.0680 kmWe need to…

Q: A student sets up the following equation to convert a measurement.

A: Unit converstions :  1. mole unit conversion:    1 mol = 103 mmol        where mmol stands for…

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: The prefix “micro-“ means 1 x 10^-6. Convert 752 micrometers to meters.

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Q: If your front lawn is 25.0 feet wide and 20.0 feet long, and each square foot of lawn accumulates…

A: Lawn is rectangular which has width = 25.0feet; length = 20.0feet  so Area = length * width…

Q: What is the density of a piece of wood that weighs 50. g and displaces 2.5L of water?

A: Density:The ratio of mass of a sample to its volume is said to be the density.

Q: Prior to hosting an international soccer match, the local soccer club needs to replace the artifical…

A: Given : Length of field = 0.101 Km Width of field = 0.065 Km And cost of turf per m2 = $ 7.00 per m2…

Q: Crude oil is sold in units of barrels, where 1 barrel = 160 liters. Assume that crude oil has a…

A: Given : Density = 823kg.m-3  Volume = 1 barrels

Q: Prior to hosting an international soccer match, the local soccer club needs to replace the artifical…

A: Given : The dimensions of field = 0.106 Km by 0.071 Km Cost of turf = $ 9.00 per m2

Q: t takes a runner 37 minutes to complete a 10 km course. What is his/her average speed in miles per…

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Q: On a trip of 834 miles, an automobile consumed 35.5 gallons of gasoline costing $4.25 per gallon.…

A: Given: Miles travelled on a trip = 834 miles Gasoline consumed = 35.5 gallon Cost per gallon = $4.25

Q: A running track is 1085 ft per lap. If you wish to run (2.10x10^1) km, how many laps must you run?…

A: Total distance needed to be covered = 2.10×101 km Distance covered in one lap = 1085 ft Conversion…

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: If your front lawn is 16.0 feet wide and 20.0 feet long, and each square foot of lawn…

A: Since front lawn dimension given as –Width =16 feetsLength=20feetsSo area of lawn = width ×length

Q: If the price of gasoline in Belgium is €1.74 per liter and the value of 1.00 € is equal to $1.47,…

A: Given information: Price of Belgium = €1.74 1.00 € = $ 1.47

Q: You are in Paris, and you want to buy some peaches for lunch. The sign in the fruit stand indicates…

A: Given,Peaches cost 4.00 euros per kilogram.1 euro = $1.20.

Q: An Olympic size pool is 50.0 m long and 25.0 m wide. How many gallons of water are needed to fill…

A: The formula for density is

Q: How long a trip, in kilometers, can be made on one full tank of gasoline? Express your answer to two…

A: Two numerical problems based on unit conversion, which are to be accomplished.

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: If a raindrop weighs 0.52 mg on average and 5.1x10^5rain-drops fall on a lawn every minute, what…

A: Rain drop weights =0.52mg Rain drops fall rate =5.1x105 rain drops minute Mass of water drops per…

Q: You measure a cube and determine that its sides are 0.65m. You place the cube on a mass sacle and…

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Q: A new beeswax candle has a volume of 475 cubic centimeters. Given that the density of beeswax is…

A: Given :- volume of beeswax = 475 cm3              density of beeswax = 0.970 g/cm3  To be calculated…

Q: A block of wood has the measurements 78 cm X 15.1 cm X 243.1 cm has a mass of 1.716 x 103 grams.…

A: Here we need to calculate the density of the block of wood. We know that, density is defined as the…

Q: If I wanted to convert 34.5 meters in to km which of the following conversions factors would I need?

A:

Q: If your front lawn is 22.0 feet wide and 20.0 feet long, and each square foot of lawn accumulates…

A: Given,Area of lawn = 22.0feet wide and 20.0feet long.Mass of a snowflake = 1.60mg.1150 new…

Q: If a bullet travels at 945.0 m/s , what is its speed in miles per hour?

A: for the conversion of units m/s to mi/hr use the following data 1mile = 1609.344 m 1hr = 60 min = 60…

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: A new beeswax candle has a volume of 475 cubic centimeters. Given that the density of beeswax is…

A: Given,  Volume of beeswax candle : 475 cm3 Density of beeswax : 0.970 g/cm3  Mass = ? ( in Grams)

Q: Honda produces a hybrid electric car called the Honda Insight. The Insight has both a…

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…

Q: A block of wood measures 8.0 in high, 2.0 in wide, and 1.5 in deep. a. Name one physical property…

A: GIVEN Height of block of wood a =8.0 Width of block of wood b =2.0 length of block of wood c =1.5

Q: A piece of metal has a density of 2.7 g/cm? and a volume of 28.5 cm3. What is its mass in grams?

A: Given :  Density of metal = 2.7 g/cm3  Volume of metal piece = 28.5 cm3

Q: What is the cost of unleaded gasoline in Manila in USD per gallon? (b) How much would a tankful of…

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Q: Gentamicin sulfate is a water-soluble antibiotic that is used to treat a variety of bacteria,…

A: 8.)  We would use conversion factor to convert mass from grams to kg .  Then using the drug order,…

Q: if a 1.000 L bottle of water cost 134 Euros and the exchange rate is 1 Euro= $1.33, what is the cost…

A: Unit conversion  is a means converting between the units of same quantity. Different units of a…

Q: If your front lawn is 17.0 feet wide and 20.0 feet long, and each square foot of lawn accumulates…

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Q: The mass of a glass beaker is known to be 25.1 g. Approximately 5 mL of water areadded, and the mass…

A: Given, mass of a glass beaker = 25.1g

Q: Prior to hosting an international soccer match, the local soccer club needs to replace the artifical…

A: Given: Length of the field = 0.100 km Width of the field = 0.074 km  Cost of grass turf =$9.00 / m2

Q: Suppose that an in-ground swimming pool has a length and width of 22.0 ft and 39.5 ft, respectively,…

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