Q: The speed of light in a vacuum is 2.998X10⁸m/s. What is itsspeed in (a) km/h; (b) mi/min?
A: Speed of light- This phenomenon is is proposed by Einstein in 1905. It is denoted by ‘c’. It is…
Q: ᴀᴄᴛɪᴠɪᴛʏ ₃: ʀᴇᴀᴄᴛɪᴏɴꜱ ᴏʀ ᴛᴇᴄʜɴɪQᴜᴇꜱ ɪɴ ʏɪᴇʟᴅɪɴɢ ᴏᴄ! ᴅɪʀᴇᴄᴛɪᴏɴꜱ: ɪᴅᴇɴᴛɪꜰʏ ᴛʜᴇ ʀᴇᴀᴄᴛɪᴏɴ ᴏʀ ᴘʀᴏᴄᴇꜱꜱ…
A: 1) Acetylation is carried out with acetyl anhydride. 2) Esterification. Acids combine with alcohols…
Q: How long (in hours) will it take for light that travels at 3.00x108 m/s to cover the distance from…
A: Hi. Since you have posted multiple questions, we will solve only the first question for you. If you…
Q: One gallon of gasoline in an automobile’s engineproduces on the average 9.5 kg of carbon dioxide,…
A: Solution- consumes gasoline 1 gallon at 20 miles journey consume gasoline at 120× 5000 miles =…
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: A cylindrical glass tube 12.7 cm in length is filled withmercury (density = 13.6 g/mL). The mass of…
A: Given, Length of cylindrical tube = 12.7 cm Density of mercury = 13.6 g/mL mass of mercury = 105.5 g…
Q: The density of pure copper is 8.89g/cm3. Calculate the volume in in3 of a 5.0 KG bar of copper.
A: Mass = 5.0 kg = 5000 g Density = 8.89 g/cm3 Volume = Mass/density = 5000/8.89 cm^3…
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: The density of air at ordinary atmospheric pressure and 25 ∘C is 1.19 g/L. What is the mass, in…
A: Given, Density is 1.19 g/L The room measurements are 13.5 × 17.5 × 6.0 ft
Q: The density of air is 1.29 grams/L. What is the weight, in kilograms, of a cubic meter (1.00m^3) of…
A: Given,Density of air = 1.29grams/Liter.
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Q: 17. If 223 g of Asbestos occupy 97.0 cm³, what is the density?
A: Density of any substance is calculated as follows: Density=massvolume and its unit is gcm-3
Q: The specific gravity of nitric acid is 1.42 and the density of water at 25 C is 62.4 pounds/cubic…
A: Given: specific gravity of nitric acid =1.42 density of water at 250c= 62.4 pounds/ cubic feet and…
Q: How many minutes will it take a car to travel 857 km if the car is moving at a constant speed of 25…
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Q: calculate its theoretical density in g/cm3. NA put the units
A:
Q: Theodore plans on a taking 75 concrete pavers from his neighbor's yard. The pavers are made of…
A: We know that, 1Kg=1000g 1ton=1000Kg 1ml=1cm^3 1ft=30.48cm 1in=2.54cm…
Q: Q3WThe density of a waste water was 84 lbm/ft' in a waste treatment pond of 5000 cm long and 1500 cm…
A: Given data : Density = 84 lbm/ft3 = 84 * 0.45359 * (3.2808)3 = 1345.49 kg/m3 Long = 5000 cm = 50 m…
Q: In an attempt to determine the velocity of a person on a bicycle, an observer uses a stopwatch and…
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Q: Is it faster to 1) adjust the liquid level to exactly hit a graduated cylinder measurement mark or,…
A: Accuracy is the measurement of the closeness of the value in comparison to its true value. Precision…
Q: The mass of a piece of metal at 172.3 K was found to be 27.0 grams. What is the density of the…
A: Given that,Mass of piece of metal = 27.0 gVolume = 5.8mLNow you calculate the density in mg/L
Q: 54.22 miles in 1.284hours is what speed in ft/min? Using sigfigs
A: Given that: Distance = 54.22 miles Time = 1.284 hours Formula of speed = distance/time
Q: The average speed of a nitrogen molecule in air at 25 °C is 515 m>s. Convert this speed to miles…
A: Given: Average speed of N2 = 515 m/s And, 1 miles = 1.609 km And, 1 km = 1000 m Thus, 1 miles = 1609…
Q: The density of air is 1.29 g/L. What volume (in mL) will 8.00 g of air occupy?
A: Density, mass of a unit volume of a substance. The formula for density is d = M / V where d is…
Q: The density of whole human blood in a healthy individualis 1.04 g/mL. Given that the density of…
A: Given data contains, Density of whole human blood is 1.04 g/mL. Density of water is 0.993 g/mL.
Q: You are driving 65 mi/h and take your eyes off the road for “just a second.” Whatdistance (in feet)…
A: Given data contains, Velocity is 65 mi/h.
Q: If amigrating loon flies at an average speed of 14 m/s, what is itsaverage speed in mi/hr?
A: The unit conversion has an important role in the calculation of numerical and some standard data.…
Q: The density of pure water is 1g/cm3 .so in order for the cylinder to float its density must be less…
A: Given that, Density of pure water = 1 g cm-3 Density of cylinder = less than 1 g cm-3
Q: The engine in a boat has a displacement of 350in^3 what is the displacement of this in ft^3 in cm^3…
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Q: A cube of osmium metal 1.500 cm on a side has a mass of 76.31 g at 25 ∘C What is its density in…
A: Formula to be used: Density = mass/volume Volume of a cube = (length of side)3 Given that: Mas of…
Q: If an object is traveling at a speed of 400 m/s, how long (in hours) will it take to reach 950.5 km?…
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Q: The distance from Earth to the Moon is approximately240,000 mi. (a) What is this distance in meters?…
A: The distance of the earth from the moon in meters can be expressed as follows-
Q: How many minutes would it take to go 10.2 km at a speed of 7.65 mi/hr ?
A: Given: Speed = 7.65 mi/hr
Q: lo qualify for the 2019 Boston Marathon, a distance of 42.195 km, a runner had to have completed…
A: the average speed=total distance travelledtime taken
Q: A manufacturer of paint claims that a gallon (3.78 L) of latex paint can cover 365 ft2 of the…
A: Volume of Paint = 3.78 L Surface Area of wall = 365 ft2 Thickness of painting = 3.40 mm Volume of…
Q: The contents of one 90. lb bag of topsoil will cover 10. square feet of ground to a depth of 1.7 in.…
A: Given : 1 bag of topsoil will cover area = 10 ft2 And the depth covered by 1 topsoil cover = 1.7 in…
Q: If the average American throws away 4.5 lb of trash each day, and the population of the US is…
A: Since, 1)Calculate the trash produced by 311 million people in one day. 2) Calculate the trash…
Q: If the average American throws away 4.5 lb of trash each day, and the population of the US is…
A: Given: Population of US is 311 million. Amount of trash thrown by an American is 4.5lb.
Q: The mass of a piece of metal at 183.4 K was found to be 37.5 grams. What is the density of the…
A: Given, mass of metal = 37.5 grams. Volume = 7.2mLThe grams are converted into…
Q: In the year 2013, an estimated amount of 36 billion metrictons (1 metric ton = 1000 kg) of carbon…
A: solution- 1 metric ton =1000 kg 1 kg = 1000 grams metric ton conversion into grams ; 1 metric ton…
Q: The density of air at ordinary atmospheric pressure and25 °C is 1.19 g>L. What is the mass, in…
A: Density is the ratio of mass with respect to volume and it is given as Density (D)= Mass (M)Volume…
Q: 7. A submarine cruises through the water at a speed of 26.4 nautical miles per hour. If there are…
A: Question-7 Given data speed of submarine =26.4 nautical mileshr and 1.15 regular miles=1 nautical…
Q: The sun is 1.496 x 1011 meters from the earth. If light travels at 3.0 x 108 m/sec, how many…
A: Given, Distance of earth from sun = 1.496 × 1011 m Speed of light = 3.0 x 108 m/sec
Q: (a) If an electric car is capable of going 225 km on a singlecharge, how many charges will it need…
A: Since 1 km = 0.621 miles The charges as the trip begin with a full charge is calculated as
Q: At what temperature in K, will the average velocity of O2 gas be 515 m/s? Express your answer in…
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Q: A sample of gaseous substance at 25 degrees Celsius at 0.862atm has a density of 2.26g/L. What is…
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Q: Suppose an astronaut has landed on Mars. Fully equipped, the astronaut has a mass of 132 kg, and…
A: The weight of a system is given by mg, where m is the mass of the system and g is the g is…
Q: ᴀᴄᴛɪᴠɪᴛʏ ₄: ᴅᴇꜱᴄʀɪʙᴇ ᴍʏ ꜱᴛʀᴜᴄᴛᴜʀᴇ ᴅᴇᴇᴘᴇʀ! ᴅɪʀᴇᴄᴛɪᴏɴꜱ: ʀᴇᴀᴅ ᴀɴᴅ ᴀɴꜱᴡᴇʀ ᴛʜᴇ ꜰᴏʟʟᴏᴡɪɴɢ Qᴜᴇꜱᴛɪᴏɴꜱ: ₁.…
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Q: The world record for the hundred meter (exact) dash is 9.58 s. At this speed, how long would it take…
A: The speed of the object is equal to the ratio of the distance covered by the object to the time…
Q: 1.068 x 103 m% D dm
A: The given physical quantities can be converted into other physical quantities by knowing the…
(a) The
its speed in miles per hour
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- A sample of volume 270 cm³ has a mass of 0.645 kg. (a) What is the density of the sample? (b) Is the material gaseous or condensed? g/cm3A sample of nitrogen gas, N2, travels 17.0 cm in 4.5 minutes. How long in minutes would it take chlorine gas, Cl2, to travel a distance of 17.0 cm under the same conditions?The highest temperature of the following group is(a) 217 K; (b) 273 K; (c) 217 °F; (d) 105 °C; (e) 373 K
- In the United States, water used for irrigation is measuredin acre-feet. An acre-foot of water covers an acre to a depthof exactly 1 ft. An acre is 4840 yd2. An acre-foot is enoughwater to supply two typical households for 1.00 yr. (a) If desalinatedwater costs $1950 per acre-foot, how much doesdesalinated water cost per liter? (b) How much would it costone household per day if it were the only source of water?Given the measurement of 7.00 L, (a) what is the accuracy of this measurement? (b) what is the precision of this measurement?Light travels in a vacuum at a speed of 3.00 × 108 m s-1 .(a) Convert this speed to miles per second.(b) Express this speed in furlongs per fortnight, a littleused unit of speed. (A furlong, a distance used in horse racing, is 660 ft; a fortnight is exactly 2 weeks.)
- The distance from Earth to the Moon is approximately240,000 mi. (a) What is this distance in meters? (b) The peregrinefalcon has been measured as traveling up to 350 km/hr in a dive. If this falcon could fly to the Moon at this speed,how many seconds would it take? (c) The speed of light is3.00 * 108 m>s. How long does it take for light to travel fromEarth to the Moon and back again? (d) Earth travels aroundthe Sun at an average speed of 29.783 km>s. Convert thisspeed to miles per hour.Taking the density of air to be 1.29 kg/m3, what is the magnitude of the linear momentum of a cubic meter of air moving with the following wind speeds? (a) 48 km/h kg · m/s(b) 74 mi/h—the wind speed at which a tropical storm becomes a hurricane kg · m/ssmoke particles in air typically have masses of the order of 10^-16 kg. The rapid, irregular motions of these particles caused by collisions with air molecules can be observed with a microscope. Assume a particular type of smoke particle has a mass of 3.00 x10^-16 kg and is in a room with a temperature of 300 K. a) if instead you were considering a hydrogen gas molecule (m= 3.34x10^-26 kg) at 300 K, would the average translational kinetic energy be larger than, smaller than or equal to that of the smoke particle? b) would the rms speed of the hydrogen atom be larger than, smaller than, or equal to that of the smoke particle?
- (a) List the SI units of length, mass, time, electric current, temperature, and amount of substance. Write the abbreviation for each. (b) Write the units and symbols for frequency, force, pressure, energy, and power.Taking the density of air to be 1.29 kg/m3, what is the magnitude of the linear momentum of a cubic meter of air moving with the following wind speeds? (a) 35 km/h b) 74 mi/h—the wind speed at which a tropical storm becomes a hurricane(a) If an electric car is capable of going 225 km on a singlecharge, how many charges will it need to travel from Seattle,Washington, to San Diego, California, a distance of 1257 mi,assuming that the trip begins with a full charge? (b) If amigrating loon flies at an average speed of 14 m/s, what is itsaverage speed in mi/hr? (c) What is the engine piston displacementin liters of an engine whose displacement is listedas 450 in.3? (d) In March 1989, the Exxon Valdez ran agroundand spilled 240,000 barrels of crude petroleum off the coastof Alaska. One barrel of petroleum is equal to 42 gal. Howmany liters of petroleum were spilled?
