How many electrons will weigh 1 mg if the mass of an electron is 9x10-28 g?

Q: The force needed to apply 100 N/m2 on the area of 2 m2 is:

A: Given data:  Pressure (P) = 100 N/m2 Area (A) = 2 m2 Required: Force (F)

Q: What is the cost per mile to drive a van that has a gas mileage of 12.7 miles per gallon and the…

A: From the question it is given that Distance covered = 1 mileMileage of van = 12.7 miles per…

Q: A square cube with a side measuring 0.25m has a mass of 5kg.  What is the density of the cube?

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Q: A wall is 300 square feet. A gallon of paint covers 110 square feet. What is an appropriate…

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Q: If the weight of an object is 726 N, what is the mass of the object?

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Q: If a cheetah covers 150. yards in 50.0 seconds what would the speed be in miles per hour?

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Q: A particular variety of wood has a density of 0.40 grammes per cubic centimetre. What is the mass in…

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Q: If you were driving 60km/hr. How long would it take to drive 90kms?

A: Given data:  Speed (v) = 60 km/hr Distance (d) = 90 km Required: Time (t)

Q: What is the density of an object of mass 2kg and a volume of 0.5 cubic meters?

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Q: A crate has a mass of 8.30 x 106 mg (milligrams). What is the mass in grams? In kilograms?

A: Given that, Mass of a crate = 8.30 x 106 mg (milligrams).

Q: A metric ton is 1000kg and a British ton is 2000lb. Which one has the greater weight and by how…

A: Given:Metric ton, w1 = 1000 kgBritish ton, w2 = 2000 lb

Q: A helium balloon is at 105 kPa. As the balloon rises the pressure drops to 95 kPa and its new volume…

A: Given values:- Initial pressure,(P1)=105 KPa ----(1) Final pressure,(P2)=95 KPa -----(2) Final…

Q: If a ream of paper (500 sheets) is 2.125 inches, how thick is one sheet of paper?

A: Given  Thickness of ream of paper  t = 2.125 inches  No. Of sheets of paper in a ream of paper N =…

Q: Per hour, a 30-kW diesel generator consumes 8.80 gallons of fuel. If the generator was turned on for…

A: Given: The fuel consumed in one hour is 8.80 gallons. The time duration for which the generator was…

Q: A man walks 5 blocks north, then 4 blocks east, then 2 blocks south. If each block is 50 meters,…

A: Block distance d= 50m Total block he walked= 5+4+2 So, distance is total length he walked

Q: How long will it take an object to move 100 meters if the object is traveling with an average speed…

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Q: A square field measuring 100.0 m by 100.0 m has an area of 1.00 hectare. An acre has an area of…

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Q: A man walks 5 blocks north, then 2 blocks south. If each block is 50 meters what distance has he…

A: Given data The distance traveled in the north direction is dn = 5 blocks. The distance traveled in…

Q: A square field measuring 100.0 m by 100.0 m has an area of 1.00 hectare. An acre has an area of…

A: Given that, 1 hectare area = 100 × 100 = 10000m2 1 acre area = 43600 ft2  = 43600× ( 0.3048)2  m2  =…

Q: An average human heart beats 67 times per minute. If the average person lives to the age of 73. how…

A: GivenAverage human heart beat =67 times per minuteAverage life of person=73 years

Q: A plastic container has a mass of 55 g when empty and 175 g when filled with alcohol. If the density…

A: Mass of empty plastic container is m0 = 55 g Mass of container with alcohol is m = 175 g So, mass of…

Q: Tungsten has a density of 19,300 kg/m3. If you have a cube of tungsten that measures 5 cm on a side,…

A: Given, a Tungsten has a density of ρ=19,300 kg/m3. If you have a cube of tungsten that measures l=5…

Q: An object has a volume of 5 cm³ and a mass of 20 g. What is the density of the object?

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Q: The piston of a cylinder containing a gas is pulled out so that the volume increases from 0.1 m³ to…

A: Given data: Initial volume is, V1=0.1 m3. Final volume is, V2=0.3 m3. Initial pressure is, P1=80,000…

Q: If I make a solution by adding water to 75 mL of ethanol until the total volume of the solution is…

A: Given data: Volume of ethanol, V1=75 mL Volume of solution, V2=375 mL Volume of water added: V=V2-V1…

Q: What is the density of the material if the volume is 58 liters and mass is 212 kg?

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Q: How much voltage would be necessary to generate 10 amps of current in a circuit that has 5 ohms of…

A: Given data:  Current (I) = 10 A Resistance (R) = 5 Ω Required: Voltage (V)

Q: A rectangular container measuring 24 cm ⨯ 48 cm ⨯ 68 cm is filled with water. What is the mass of…

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Q: A sample of gas has a volume of 12 L and a pressure of 200 kPa. If the pressure of gas is increased…

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Q: If a substance has a mass of 25 g and a volume of 87 mL, what is its density? 295 g/mL 2.18 x 10…

A: We will only answer the first question since the exact question to be answered was not specified.…

Q: Is one liter about an ounce, a pint, a quart, or a gallon?

A: We will only answer the first question since the exact question to be answered was not specified.…

Q: A square field measuring 100.0m by 100.0 m has an area of 1.00 hectare An acre has an area an area…

A: SOLUTION:

Q: An object has dimensions 10mm and 15mm.What is the area in m?

A: Given : Width = 10 mm = 0.01 m Length = 15 mm = 0.015 m

Q: How much resistance will allow a voltage of 6 V to produce a current of 0.006 Amperes?

A: Given data: Voltage, V= 6V Current, I= 0.006 A We have to find the resistance.

Q: A plane took 3 hours 33 min to finish a journey.If the distance of the journey was 2840 miles,at…

A: The given data are: t=3hr33min=231 min=13860 sd=2840 miles=4570537 m Here, t denotes the time and d…

Q: What is the density of an object with the length of 10 cm, width of 5 cm, height of 2 cm, and a mass…

A: The length of the object, l=10 cm   The width of the object, w=5 cm   The height of the object, h= 2…

Q: . 0.2 gram is equivalent to ___________ milligram(s).

A: We know, 1 gram = 1000 miligrams

Q: What is the diameter, to the nearest ruler fraction, of a wire with an area of 2900 circular mils?

A: Given Area of wire = 2900 circular mils 1 circular mils = 5.0671×10-10 m2 2900 circular mils =…

Q: A liter (L) is the volume of a cube that is 10 cm by 10 cm. If you drink 1 liter of water, how much…

A: It is given that, A liter (L) is the volume of a cube that is 10 cm by 10 cm by 10 cm i.e. Volume,…

Q: A metric ton is 1,000 kg, and a British ton is 2,000 lb. Which has the greater weight?

A: Given data:   Metric ton, W1=1000 kg   British ton, W2=2000 lb

Q: If a hiking trail is 5 miles long and you walk 2 miles per hour, how long will it take you to hike…

A: If the distance of a hiking trail is ' d ' miles and walking speed is ' v ' miles/hr then time taken…