You would need to remove approximately 1200 BTUs of heat to convert a gallon of water to ice. There are 8.34 lb in a gallon of water, which converting to lb-moles is 0.463. The latent heat of crystallization for water is -2583.4 BTU/lb-mole. Multiplying the two together and you get -1197 BTUs, which means you need to remove that amount of heat to convert the gallon of water to ice.
3600
Since an hour has 3600 seconds, you need to multiply the miles per second by 3600.
There are 1,000 milliseconds in a second. Therefore to convert from seconds into milliseconds you need to multiply by 1,000. In this case we have 3600 seconds, so multiply by that by 1,000: 3,600 x 1,000 = 3,600,000 Thus there are 3,600,000 milliseconds in 3,600 seconds.
To convert CFH to BTU, you need to use the formula 1 CFH which is equivalent to 1000 BTUs.
A romm 20x9 is 180 square feet. You will need 5000 to 6000 BTUs for this.
The number of BTUs needed to heat a room can vary based on factors like insulation, ceiling height, climate, etc. As a rough estimate, you can use the formula: 20 BTUs per square foot for a room with standard ceiling height. Therefore, for a 60 square foot room, you would need around 1,200 BTUs to heat it effectively.
Standard practice holds that it takes 5000 BTUs to heat a room 100 to 150 sq ft Figure on adding another 1000 BTUs for every 50 or so sq ft added. Hence , 400 to 450 sq ft would need about 10,000 BTUs
The amount of BTUs needed to heat a room depends on various factors such as insulation, ceiling height, climate, and desired temperature. As a rough estimate, for a moderately insulated room with an 8-foot ceiling in a cold climate, you would need around 20-25 BTUs per square foot. So for a 600 sqft room, you would need approximately 12,000-15,000 BTUs to heat it effectively.
A small room is about 5,000 BTUs. Most people don't have a room that would require more than 10,000 BTUs.
To raise 1 pound of ice from 32°F to water at 32°F it requires 144 BTUs. Since you have 50 pounds of ice, you would need 50 * 144 BTUs to raise the ice to water at 32°F. To further raise the water from 32°F to 160°F, you would need an additional amount of BTUs based on the specific heat capacity of water.
To convert a watt to BTUs, the factor is 1 kilowatt of power = 3412.1416 BTU/hr 3.412 BTUs equal a watt. 1200 watt = 4094.4 BTUS you will need to remove about 4100 BTU/hr
To melt 2 pounds of ice (32 ounces), you would need 144 BTUs of heat energy per pound of ice. Therefore, to melt 2 pounds of ice, you would need a total of 288 BTUs of heat energy.
To change 10 pounds of ice at 20 degrees Fahrenheit to steam at 220 degrees Fahrenheit, you need to supply enough energy to first melt the ice, then heat the water to the boiling point, and finally convert it to steam. This process requires approximately 180 BTUs per pound of ice to melt it, 180 BTUs per pound of water to heat it to the boiling point, and then 970 BTUs per pound of water to convert it to steam. So, for 10 pounds of ice, the total BTUs required would be around 18,300 BTUs.
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Know the number of BTUs recomended for the size area you need to heat. Know the safety specifications.
It depends on the climate and how well your home is insulated.A good rule of thumb is about 20 BTUs per square foot.