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

Q: Calculate the kinetic energy of a 311. kg car moving at a speed of 10.8 Round your answer to 3…

A: kinetic energy of an object is defined as the energy that the object possesses due to its motion.

Q: Calculate the amount of heat needed to melt 181. g of solid hexane (C6H₁4) and bring it to a…

A: Given , mass of solid hexane = 181. g

Q: The following statements pertain to the development of the theory of combustion by the French…

A: Given: (a) A metal is burned in a closed container, and the change in mass of the solid and volume…

Q: m Calculate the kinetic energy of a 3.2 x 10" kg airplane moving at a speed of 187. S Round your…

A:

Q: Be sure to answer all parts. Calculate the density of a solid substance if a cube measuring 2.48cm…

A: Density is the mass of a substance per unit volume.  The expression is: Density (D) = Mass (m)…

Q: Ethanol, C2H6O, reacts in the body via the following equation: C2H6O(aq)+3O2(g) →2CO2(g)+3H2O(l)+327…

A: From given balanced equation there is demand to find amount of ethanol when 1390 KJ of heat is…

Q: A bomb calorimeter, or constant volume calorimeter, is a device often used to determine the heat of…

A: Qcal + Qrxn + Qwater = 0 Qcal = Ccal (T2 - T1)   Qrxn = n Δ r Ho  Qwater = m Cwater (T2 - T1) Given…

Q: a ball has a kinetic energy of 106 J. If the ball is moving at a velocity of 2.51 m/s, what is the…

A: Since , Kinetic energy =1/2 mv 2 Where m = mass (in kg ) V= speed (in ms -1)

Q: Measuring the change in temperature versus time upon addition of a hot metal specimen to 9.53 mL of…

A: The heat absorbed by the water is calculated using the formula- q=m×C×∆T Where m is the mass of…

Q: s0000 600 700

A: If we increase the kinetic energy of water molecules (usually done by heating them) then the…

Q: A young inventor approaches you with their invention: they propose a solar-powered water-bottle,…

A: Step 1:To determine if the solar-powered water bottle can meet the daily water requirement of 2l ,we…

Q: The mass of a beaker is 8.342 grams. After 3.00 mL of an organic liquid is pipetted into the beaker,…

A: Density of organic liquid can be defined as the mass of organic liquid per unit volume of that…

Q: (4) The normal melting point of gold is 1064.5 °C and its boiling point is 2660 °C. (a) Convert…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: A ball has a kinetic energy of 5.90 kJ. If the ball has a mass of 120.0 g, how fast is the ball…

A: Given -->  kinetic energy (K.E) =  5.90 kJ  mass of the ball(m) = 120 g  velocity of the ball (v)…

Q: A coal-burning power plant generates electrical power at a rate of 950 megawatts (MW), or 9.50 x 108…

A: The power is defined as the amount of energy transferred per unit time.

Q: At a sand and gravel plant, sand is falling off a conveyor and onto a conical pile at a rate of 8…

A: According to given question,

Q: A molecule of oxygen (O₂) has a speed of 473 m/s at a certain temperature. Determine the speed of…

A: Given: Speed of oxygen at a certain temperature is 473 m/s. To find: Speed of molecule in km/h.

Q: A high-­‐speed    chase    captured    on    a    surveillance    camera    showed    the    suspect…

A: Given: distance = 41.2 ft time = 0.546 s Speed limit = 25 mph

Q: A chemistry student is investigating how particle sizeaffects the rate of dissolving. In her…

A: Like dissolves like .Sugar made of sucrose is a polar molecule  and so is water. Sugar dissolves in…

Q: Given the following data C₂H4 (9)+302(g) → 2 CO₂ (g) + 2H₂O(l) 2C₂H6 (9) +702 (9)→ 4 CO₂(g) +…

A:

Q: A hybrid car can make 55 miles on per gallon of gasoline. How far in kilometers will this car…

A:

Q: The thermostat shows that the room temperature is 21.7°C. Convert 21.7°C to Kelvin and Fahrenheit…

A: Given, T = 21.7 degree celsius

Q: (II) A vessel contains 105 nitrogen (N₂) molecules at 300 K. Find the number of molecules with…

A: A vessel is given to consists of 105 nitrogen gas molecule(N2) at 300 K. We are required to…

Q: The dipole moment (μ�) of HBrHBr (a polar covalent molecule) is 0.831D0.831D (debye), and its…

A: This question is based upon chemical Bonding.

Q: The temperature of a sample of Kris Changed, from sed, causing a change in volume to If its New…

A:

Q: 7. To determine the flowing velocity of a stream, a student dropped a ball into the water. He…

A: The distance moved the ball in 5 min = 15 m  The cross-sectional area of the flow channel = 10,000…

Q: The average life expectancy in the United States is 78.7 years. Assuming there are 365.25 days in a…

A: Given that , average life expectancy of US is 78.7 years  And given  1 year = 365.25 days  Complete…

Q: A 43.97 kg cheetah is running after a gazelle at 22.49 m/s. What is the kinetic energy of this…

A: Given mass of cheetah  = 43.97 kg  velocity               = 22.49 m/sec Kinetic Energy    = ?

Q: 5) How many minutes is required for sunlight to travel from the Sun to Mars? (Assume the Sun is 1.14…

A: For question 5, the objective is to find out the time taken for sunlight to travel from the Sun to…

Q: 2. The engine in a boat has a displacement of 350 inches. What is the displacement of this engine in…

A: Conversion factor is the ratio that provides the relation between distinct units of the same…

Q: Which has the greater kinetic energy, Object 1 with a mass of 2.9 kg and a velocity of 0.71 m/s or…

A: Kinetic energy for any substance is calculated as let us consider an object with mass mand velocity…

Q: classroom value of 28Sm3 what isits volume in each unit) a) km3 Km³ dm3 Ocm³

A: The class room value given is 285 m3

Q: How would the force of gravity between two masses be affected if the separation distance between…

A: Force of gravity is inversely proportional to the distance between two masses. F α1R2Where,F =…

Q: A 270.3 mL sample of carbon dioxide was heated to 303 K. If the volume of the carbon dioxide sample…

A: Given;

Q: A student finds that 24.96 g of water at 24.9 C(density=0.9971 g/cm3) is required to completly fill…

A: Given data,Mass of water to completely fill the flask=24.96gDensity of water=0.9971g/cm3Mass of…

Q: 1.42 (a) and (b)

A: 1 watt = 1 J/s 1 kWh = 1000 W X 3600 sec = 3600000 J

Q: 5) How many minutes is required for sunlight to travel from the Sun to Mars? (Assume the Sun is 1.14…

A: The objective of this question is to calculate the time it takes for sunlight to travel from the Sun…

Q: Be sure to answer all parts. A 39.3−g sample of lead (Pb) pellets at 27°C is mixed with a 66.3−g…

A: Given:Mass of lead (Pb) pellets at 27°C = 39.3 gMass of lead (Pb) pellets = 66.3 g.

Q: Calculate the kinetic energy of a 0.16 kg baseball moving at a speed of 34.0 Round your answer to 2…

A: mass of the baseball (m) = 0.16 kg speed fo the baseball (v) = 34.0 m/s Kinetic energy of a baseball…

Q: A 43.97 kg cheetah is running after a gazelle at 24.89 m/s What is the kinetic energy of this…

A: Given that : Mass of Cheetah = 43.79 kg Velocity = 24.89 m/s