The amount of heat needed to reduce the temperature of 1.5 kg of snow from -15 degrees Celsius to -5 degrees Celsius is equal to (note that the specific heat of snow is 2060 joules/kg.degree). The unit must be written with the answer.
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- 1/14 100% What is the appropriate unit for J, if the preceding equation is to be homogenous in units? 1 6.15. Express the kinetic energy-(mass)(speed)' of a car with a mass of 1200 kg and 2 moving at speed of 100 kmh using SI, BG, and U.S. customary units. Show the in Phoenix, Arizona, the inside room temperature is maintained(a) What is the volume (in km3) of Avogadro’s number of sand grains if each grain is a cube and has sides that are 1.0 mm long? (b) How many kilometers of beaches in length would this cover if the beach averages 100 m in width and 10.0 m in depth? Neglect air spaces between grains.A cylinder containing 100.9 cubic centimeter of gas at a pressure of 376 kPa when its temperature is 534 K. Given that its temperature is unchanged when the pressure was increased by a factor of 5.9, Determine the new volume of the gas (In cubic centimeter). Note: Your answer must be in cubic centimeter, however, do not include the unit, just enter the magnitude that corresponds to the final volume in cubic centimeter. Round your answer to 2 decimal points Round your answer to 2 decimal points
- During the summer, the height of the water in a pool decreases by 4.25 inches each week due to evaporation. What is the change in the height of the water over a six-week period?A study finds that the metabolic rate of mammals is proportional to m3/4, where m is the total body mass. By what factor does the metabolic rate of a 70.0-kg human exceed that of a 3.98-kg cat?A typical bathroom sink faucet releases about two gallons of water every minute. a) If it takes you 2.5 minutes to brush your teeth and you leave the water run for the entire time, how much water would be used? b) If you only run the water for 30 seconds, how much water would be used?
- DEA agents watch drug smugglers load cocaine onto a fishing boat in a Mexican river to transport it down the river to the ocean, and then to Miami. To estimate how much cocaine was loaded, they measure how much further the boat sinks into the water after being loaded. If the boat’s area at the waterline is 50 m2 and it sinks by 2 cm, how much cocaine was loaded?A rectangular container measuring 18 cm ⨯ 45 cm ⨯ 61 cm is filled with water. What is the mass of this volume of water in kilograms and grams? (Take the density of water to be 1000 kg/m3.)A patient’s temperature was 97.0 °F at 8:05 A.M. and 103.4 °F at 12:05 P.M. If the temperature change with respect to elapsed time was linear throughout the day, what would the patient’s temperature be at 3:35 P.M.? answer in Farehnheit
- DEA agents watch drug smugglers load cocaine onto a fishing boat in a Mexican river to transport it down the river to the ocean, and then to Miami. To estimate how much cocaine was loaded, they measure how much further the boat sinks into the water after being loaded. If the boat’s area at the waterline is 50 m2 and it sinks by 2 cm, how much cocaine was loaded?i keep getting the unit conversion chain incorrect but i swear i’m song it correct i don’t understanddd:(If g(v) is the fuel efficiency, in miles per gallon, of a car going at v miles per hour, what are the units of g′(90)? What is the practical meaning of g′(55)=−0.54?