If you are traveling to nevada and it takes 458.2 miles to get there from Coalinga, how fast will you need to drive to get there in 620 minutes?

Q: Define energy and explain the importance of energy in chemistry

A: Science is knowledge about facts that are based on observations of experiments.Chemistry is one of…

Q: The average adult human burns 2.00 × 10³ kcal per day in energy. What is this rate in kJ per hour?

A: The unit conversions are  1 kcal = 4.184 kJ To convert kcal into kJ , we need to multiply kcal with…

Q: Diamond is a strong and hard material that does not conduct electricity. Verify this statement.

A:

Q: A baby's spoon with a surface area of 6.25 cm² is plated with silver from AgNO3 using a current 2 A…

A: Given : Surface are of spoon = 6.25 cm2  Current = 2 A And time = 2 hr 25 min = 145 mins…

Q: Which of the following objects has the greatest kinetic energy?a 5000 kgtruck moving at 10 km/h (

A: Kinetic energy = ½ mv2 M = 5000 kg, V = velocity = 10 km /h

Q: If a wheelchair-marathon racer moving at 13.1 miles per hour expends energy at a rate of 655…

A: Given ;   Racer move=13.1 miles/hour  Expands energy=655 cal/hour  Energy required to complete…

Q: The distance from San Francisco to Los Angeles is approximately 385 miles. You and your friends…

A: Total distance between san francisco to los angeles = 385 miles Amount of Water have to drink per km…

Q: A college student produces about 101 kcal of heat per hour on the average. What is the rate of…

A: According to the rule of conversion of the unit, 1 cal is equal to 4.184 J So, (1×103) cal is equal…

Q: You drive in canada where the distance were marked in kilometers. The sign says you are 80km from…

A: The distance of Ottawa from the sign board is 80 km. You are travelling with a speed of 75 mi/hr. We…

Q: 1.If your temperature changes from 20oC to 25oC—how much change is there in the mass of a 10.00 mL…

A: 1. Initial temperature(T1) = 20°C                              Final temperature(T2) = 25°C Initial…

Q: Which statement is true? Since solids are rigid, their molecules do not possess kinetic energy…

A: The particles of matter are in continuous motion and hence generate kinetic energy by moving…

Q: The total weight of copper in a vehicle ranges from 15 kilos for a small car to 28 kilos for a…

A: The weight will affect the car acceleration and deacceleration which tells that how better a car can…

Q: A 571.4 mL sample of carbon dioxide was heated to 371 K. If the volume of the carbon dioxide sample…

A: According to ideal gas equation, temperature is directly proportional to volume of the gas.  ideal…

Q: Consider the example of the block released from the spring and then travelling up the circular ramp.…

A: Nonconservative forces are the force of friction or the air resistance force. These forces takes…

Q: Convert 3.97×1010 J to units of kcal.

A: By using relation between J and Kcal we can solve this problem. 3.97×1010J = 9.5 × 106 Kcal

Q: 7. -A US Airways flight leaves Philadelphia in the early evening and arrives in Frankfurt 8.05 hours…

A:

Q: A cement mixer can produce 88.20 pounds of cement mix for 27 minutes. How many hours would it take…

A:

Q: Allyson and Cami add 25 mL of 3 M hydrochloric acid (HCl) to beakers containing 0 mL, 25 mL, 50 mL,…

A: In the given question, different volumes of distilled water containing beakers are given and 25ml of…

Q: The mass of the solution totals 20 grams.   C. The temperature of the solution is 350 C.   D.

A: Correct option is C. The temperature of the solution is 35 degreeC. These is due to when calcium…

Q: While being driven from Philadelphia to Atlanta, a distance of about 1250 km, a 2014 Lamborghini…

A: Fuel economy is the relationship between the distance travelled by vehicle and the amount of fuel…

Q: Express the answers to the following calculations inscientific notation:(a) 145.75 + (2.3 × 10−1)(b)…

A: Scientific Notation: It is a way of expressing number in the form of powers of 10 to specify the…

Q: 1.180V) and a standard Fe Fe2+ ha

A: The cells in which chemical energy is converted into electrical energy If we construct a cell with…

Q: H20 KMNO,

A: Given reaction is syn dihydroxylation of alkene with KMnO4(potassium permanganate)

Q: The average adult human burns 2.00 × 10³ kcal per day in energy. What is this rate in kJ per hour?

A: Given, energy burns by human in a day=2×103 kcal  In a day, there are 24 hours.  In 1 hour,energy…

Q: 7.62 x 10^6 J to kcal

A: We have to convert given quantity to kcal unit.

Q: Convert 780. J to kJ

A: Given :  We have to convert 780 J to KJ.

Q: A rectangular solid has the following dimensions: length = 7.12 cm width = 3.31 cm height = 0.85 cm…

A: GIVEN DIMENSIONS Length = 7.12cm Breadth= 3.13cm Height = 0.85 cm Volume = (7.12×3.13×0.85) cm3  =…

Q: Driving across the desert, the sign says 79.5 miles to the next gas station. If your car gets 21.2…

A: The car gets 21.2miles/gallon. The distance of the next gas station= 79.5 miles. Gallons of gas…

Q: The energy available from the world’s total petroleum reserveis estimated at 2.0 3 1022 J. Convert…

A: The energy available from the world’s total petroleum reserve is estimated at 2.0 X 1022 J. Convert…

Q: A bicycle manufacturing company can produce 10.1 bicycles per hour. If they can sell a bicycle for…

A: A detailed explanation is given below: simple mathematical concept: option (B) is…

Q: 1. A hot tub is filled with 570 gal of water a. What is the volume of water, in liters, in the tub?…

A: (a)Volume of water (in Liters) is calculated as follows,

Q: after you have worked out at the gym on a stationary bike for 49.0 minutes, the distance guage…

A: Given data:

Q: The average adult human burns 2.00 × 10° kcal per day in energy. What is this rate in kJ per hour ?

A: Given: Energy= 2.00×103 To find: The rate of energy in kJ per hour

Q: substance reacts violently with water. The substance melts at 73.59 oC. The substance was named…

A: 1. Physical properties are used to observe and describe matter. Physical properties include:…

Q: Question attached

A: The horsepower (hp) is related to power (watt) using the following unit conversion  1 hp =745.7 watt…

Q: 2) For a separate job, you are asked to assemble a number of tricycles by attaching wheels to the…

A: No. Of complete frames=70 No.of rear wheels=123 No. Of front wheels=74 For 1 complete tricycle, no.…

Q: A 2.5 kg sample of copper at 24.1 degrees C experiences a change in temperature to 19.7 degrees C.…

A: The given problem can be solved by using the formula given below as; q = m C ∆T…

Q: If an electric car is capable of going 225 km on a singlecharge, how many charges will it need to…

A: Since 1 km = 0.621 miles The charges as the trip begin with a full charge is calculated as Since 1…

Q: m Calculate the kinetic energy of a 67. g bullet moving at a speed of 499.

A: Given : mass of bullet = 67. g             speed = 499. m/s  To be calculated :- kinetic energy (J)

Q: 1.104 A seientist elaims to have found a treatment for ear infections in children. All the patients…

A: Given: Scientist claim to have treatment of ear infection .  Patients were given treatment and it…

Q: Mntt + Fe ot+HeO +2 Mn04 + Fe

A:

Q: Consider the two spheres shown here, one made of silver and the other of aluminum. The spheres are…

A: The potential energy of an object is defined as the energy possessed by an object that rose to a…

Q: The SI unit for energy is the joule (J), which is equal to the kineticenergy possessed by a 2.00-kg…

A: Conversion of velocity from m/s to mph is done in the following way, m to km, km to mi, and s to h,…

Q: A pipe leaks water at a rate of 1.24 mL/s. What is the rate of the water leak in L/hr?

A: Given, rate of water leak = 1.24 mL/s We need to convert the unit of water leak from mL/s to L/hr.

Q: 1. Heat is best defined as massless substance emitted when something burns. a form of potential…

A: Heat is the form of energy that is transferred between two substances at different temperatures.The…

Q: Classify the following as a physical property or a chemical property. (a) Copper metal has a…

A: Whether the given property of copper is physical or a chemical has to be stated.

Q: 7. How many ft/min in 14.2 km/hr? 1 bour

A:

Q: A ball has a kinetic energy of 3.60 kJ. If the ball has a mass of 120.0 g. how fast is the ball…

A: