The contents of one 90. lb bag of topsoil will cover 10. square feet of ground to a depth of 1.7 in. What number of bags are needed to cover a plot that measures 200. by 900.m to a depth of 2.5 cm?

Q: A carpet sells for $20.99 per square yard. What is the price of the carpet per square meter? $ /m²…

A: Given: Rate of carpet = $ 20.99 /yard2.

Q: 9. If 86 g of a substance has a volume of 125 cm³, what is the density of the substance?

A:

Q: A 40-lb container of peat moss measures 14 * 20 * 30 in. A40-lb container of topsoil has a volume of…

A: Density of a substance is the ratio of mass of the substance to the volume occupied by it. The…

Q: The density of air at ordinary atmospheric pressure and25 °C is 1.19 g/L. What is the mass, in…

A: When density of any specific matter (gas, solid, or liquid) is provided along with its occupied…

Q: Gold can be hammered into extremely thin sheets calledgold leaf. An architect wants to cover a 100…

A:

Q: A homogeneous mixture was prepared by mixing 0.90 g A, 105.7 g B and 48.17 g C. The volume is found…

A: Given, Volume of mixture = 56.6 cm3 Mass of A = 0.90 g Mass of B = 105 .7 g Mass of C = 48.17 g

Q: The density of mercury metal 13.6 g/cm3. How many lbs would a 5.0 L container of mercury weigh?

A: 1 g = 0.00220462 lbs 1 L = 1000 cm3

Q: An Olympic-size pool is 50.0 m long and 25.0 m wide. How many gallons of water (d=1.0 g/mL) are…

A:

Q: Copper can be drawn into thin wires. How many meters of 34-gauge wire (diameter 6.304X10³in) can…

A: Copper is malleable and ductile metal which can easily change to wires and sheets. This is because…

Q: Iron has a density of 7.87 g/cm3. What mass of iron would be required to cover a football playing…

A: The area of any rectangular surface is equivalent to the multiplication of length and breadth…

Q: A copper refinery produces a copper ingot weighing 150 lb.If the copper is drawn into wire whose…

A: 150 lb= 150*0.45 kgs =67.5 kg= 67500grams density of copper=8.94g/cm3 Volume of copper present=…

Q: Use the References to access important values if needed for A sample of volume 244 cm has a mass of…

A: Mass = 1.04 Kg = 1040 g Volume = 244 cm3 Density = ?

Q: You are renting a car which is reported to achieve 13.7 km/L. How many miles will you be able to…

A: Given Mileage = 13.7 km/L Volume = 11.0 gallons 1 gallon = 3.785 L 11 gallons = 41.64 L

Q: 248

A: Density= mass/volume Mass = density× volume Density=10.5 g/ cm3 Volume= 23.6cm3

Q: A small hole in the wing of a space shuttle requires a 17.7 cm2 patch. (a) What is the patch’s area…

A: (a) The patch area given is 17.7 cm2 Using conversion factors 1 cm2 = 10-4 m2 1m2 = 10-6 km2 So,

Q: Liquid nitrogen has a density of 0.808 g>mL and boils at 77 K. Researchers often purchase liquid…

A: Since we have given liquid nitrogen density that is 0.808 g/ml and volume of liquid nitrogen is 175…

Q: The density of mercury is 13.6g/ cm^3. What volume (in quarts) is occupied by 101 g of Hg?

A: As density is the ratio of mass and volume of the substance which is represented by equation 1 in…

Q: if a 2.50 g block of metal with a density of 6.72 g per cm^3 is dropped into a graduated cylinder…

A: Density = MassVolume So, volume = massdensity

Q: The density of liquid mercury is 13.5 g/cm3. What mass of mercury will fill a 0.500 L container?

A: Given  Density = 13.5 g/cm3 Volume = 0.500 L

Q: The density of aluminum is 2.7 g/mL. How many liters would 12.8 pounds of aluminum take up?

A: Given, Density of aluminium = 2.7 g/mL Note: 1 pound = 453.592 g Mass of aluminium = 12.8 pounds =…

Q: The density of aluminum is 2.73g/mL. What volume of water (in cm^3) would 54.6g of aluminum…

A: Concept: The volume replaced by aluminium is equal to the volume of aluminium. So, first of all, we…

Q: An irregularly shaped rock weighs 268.42 kg. It is placed in a cylinder that has 50.6 L of water.…

A: Given, Note: 1 Kg = 1000 g Mass of rock = 268.42 kg = 268.42 × 1000 g = 268420 grams Initially,…

Q: 1 liter of paint costs 200.00 pesos can cover 13.33 square meters, exactly how much will it cost to…

A: We need to find total cost of paint.

Q: 5. A rectangular block of an unknown solid has a mass of 441.26 grams and measures 12.00 cm by 3.00…

A: Given, The mass of an unknown solid is 441.26 grams and measures 12.00 cm by 3.00 cm by 1.50 cm.

Q: The density of aluminum is 2.70 g/cm3. How much space (volume) would 10.0 grams of aluminum occupy?

A: Given datas –  density of aluminium  = 2.70 g/cm3 or g/mL  mass of aluminium  = 10.0 g

Q: 1. Which refers to the motion of charges from one place to another? b. Electricity 2. Which of the…

A:

Q: The density of liquid mercury is 13.5 g/cm3. What mass of mercury is required to fill a 2.00L…

A: Density is defined as the mass of the substance per unit volume. Density(d) =MassVolume Given:…

Q: dified True or False tions: Write CHEMISTRY if the statement is correct, if otherwise, change the…

A:

Q: The level of water in an Olympic size swimming pool (50.0 meters long, 25.0 meters wide, and about…

A: Surface area of pool = 50 m x 25 m = 1250 m2  lower the water level 8.00 cm = 0.08 m

Q: (a) the length of a soccer field, 120. m (three significant figures), to feet ft (b) the height of…

A: since,1 m=3.28 ft1 inch=2.54 cm1 short tons=907.185 kg1 kg=2.2046 lb1 oz=28349.5 mg

Q: To wire your stereo equipment, you need 325 centimeters (cm) of speaker wirethat sells for $0.15/ft.…

A: Convert centimetre into feet. 1 cm = 0.0328 foot325 cm = 325 × 0.0328 foot325 cm = 10.66 foot or…

Q: 20. An object with a mass of 6.3 kg has a force of 7.1 newtons applied to it. What is the resulting…

A: The answers of the above questions are given in following steps.

Q: The density of air at ordinary atmospheric pressure and 25 degrees Celsius is 1.19 g/L. What is the…

A: Given that density of air = 1.19g/L  Dimensions of room = 14.5*16.5*8.0 feet

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 copper refinery produces a copper ingot weighing 150 lb.If the copper is drawn into wire whose…

A: Given that, Weight of copper ingot=150 lb=67.5 kg (since 1 lb=0.45 kg) 67.5 kg=67500 g (since 1…

Q: The density of pure silver is 10.5 g/cm3  at 20 degrees Celsius. If 5.25 g of pure silver pellets is…

A: The volume of silver is calculated from the given density (10.5 g/cm3) and mass (5.25 g) of silver…

Q: You are renting a car which is reported to achieve 12.5 km/L. How many miles will you be able to…

A: Given : car has an average rate of fuel consumption = 12.5 Km/L hence it means, per litre of the…

Q: Iron has a density of 7.87g/cm^3 if 52.4g of Iron is added to 75.0mL of water in a graduated…

A: The relation between cubic centimeter and milliliter is given below.1cm3 = 1 mLThus, the density of…

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: he volume occupied by the egg whites from four “large” eggs is 112 mL. The mass of the egg whites…

A: Given : volume of 4 egg whites = 112 mL And mass of 4 egg whites = 120 g

Q: A sample of helium gas occupies 0.475 L. What is this volume in cm3?

A:

Q: Two 35.0 cm metal rods, one made of copper and one made of aluminum, are placed end to end, touching…

A:

Q: The Deepwater Horizon oil spill released approx. 35000 barrels of crude oil per day into the Gulf of…

A: The Deepwater Horizon oil spill released approx. 35000 barrels of crude oil per day. An oil barrel…

Q: How many 1-cm squares would it take to construct a square that is 1 m on each side?

A: The quantities which come across during the scientific studies are named as physical quantities. The…

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: A student was given Mg ribbon that's 189 mg and 98.7 mm long. If the ribbon is uniform, what length…

A: Given: 189 mg Mg ribbon has a length of 98.7 mm. Ribbon is uniform Volume of H2 = 44.4 mL…

Q: In the United States, water used for irrigation is measuredin acre-feet. An acre-foot of water…

A: Given: An acre is 4840 yd2 (a) In an acre-foot, there are 43560 cubic feet of water. Every cubic…

Q: An irregularly shaped rock weighs 268.42 kg. It is placed in a cylinder that had 50.6 L of water.…

A:

Q: A thief plans to steal a gold sphere with a radius of 28.9 cmfrom a museum. If the gold has a…

A: Given: Radius is 28.9 cm Density is 19.3 g/cm3

Q: a homeowner no longer desires to have a pool in their backyard. given that the volume of the pool is…

A: Given, Volume  = 52.5 ft3 Density = 1.89 g/cm3 mass = ? kg