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HELP C= 5 9 (F−32) The equation above shows how temperature F, measured in degrees Fahrenheit, relates to a temperature C, measured in degrees Celsius. Based on the equation, which of the following must be true? A temperature
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Suppose a cup of coffee is at 100 degrees Celsius at time t = 0, it is at 70 degrees at t = 10 minutes, and it is at 50 degrees at t = 20 minutes. Compute the ambient temperature. So in the book I was given Newton's Heat equation.
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A typical volume of a modern hot air balloon is 2500 cubic metres, and a typical maximum temperature of the hot air is 120 degrees Celsius. Given these figures, and an outside air temperature and density of 15 ∘C and 1.225 kg/m3
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Suppose that, on a day when the outside temperature is 15 degrees Celsius, we fill a balloon with pure nitrogen gas, of which the molar mass is 28 grams per mole. Now suppose that we want to heat up a second (equally large)
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Some say that the hot air balloons with which the Montgolfier brothers performed their first flight had a volume of 1700 cubic metres and could lift 780 kilograms (that includes the balloon, basket and payload). Assume that the
asked by Nick on March 27, 2014 
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The folrmula F=9/5c+32 can be used to make temperature conversions with the Celsius ans Fahrenheit temperature scales. FFahrenheit temperature C=Celsius temperature Convert 100 degress Fahrenheit to the Celsius temperature scale.
asked by G on February 11, 2008 
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the current temperature is  7 degrees Celsius. The high temperature yesterday with as many degrees above 0 degrees Celsius as the current temperature is below zero degrees Celsius. Which expression can be used to find the number
asked by hamptom on January 5, 2015 
Physics
The water from two buckets is mixed together. One bucket contains 5kg of water at 20 degrees Celsius and the other contains 1kg of water at 80 degrees Celsius. What is the final temperature of the mixture, assuming no heat is lost
asked by Vincent on November 5, 2015

Chemistry
How much time is required for a sound to travel 1 mile if the air temperature is: 0.0 Degrees Celsius 20.0 Degrees Celsius 40.0 Degrees Celsius 80.0 Degrees Celsius
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The largest bubble chamber in the world is 15 ft. in diameter and contains 7259 gal of liquid hydrogen at a temperature of 247 degrees Celsius. If the temperature is dropped by 11 degree Celsius per hour for 2 consecutive hours,
asked by KG on September 29, 2014 
physics
A typical volume of a modern hot air balloon is 2500 cubic metres, and a typical maximum temperature of the hot air is 120 degrees Celsius. Given these figures, and an outside air temperature and density of 15 \(^{\circ}C\) and
asked by Nick on March 27, 2014 
Math plz HELP!
At 7pm the temperature outside was 5 celsius. What does 5 represent in this situation? A. The change in temperature the last hour B. The number of degrees between 0 Celsius and 5 celsius. C. The temperature at 7pm D. The number
asked by T.J And the Vibe on January 16, 2013
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