Description : What is defined as the quantity of heat needed to raise the temperature of one kilogram of water by one degrees Celsius? a. Kilojoule b. Btu c. Kilocalorie d. Latent heat
Last Answer : Kilocalorie
Description : The radiator of a room contains 10 kilogram of water. If the water gives off 50,000 calories of heat to the room, the drop in temperature of the water is: w) 1 degree Celsius x) 2 degrees Celsius y) 5 degrees Celsius z) 10 degrees Celsius
Last Answer : ANSWER: Y -- 5 DEGREES CELSIUS
Description : Ten calories of heat are added to 2 grams of water. The temperature of the water rises to a total of how many degrees? Is it: w) 2 degrees Celsius x) 5 degrees Celsius y) 10 degrees Celsius z) 20 degrees Celsius
Last Answer : ANSWER: X -- 5 DEGREES CELSIUS
Description : A kilogram of water goes from 90 degrees Celsius to 10 degrees Celsius in a period of 2 hours. If the specific heat of water is 4 kilojoules per kilogram per degree Celsius, how much heat has the water lost?
Last Answer : ANSWER: 320 KILOJOULES or 320,000 JOULES
Description : What compound has the lowest vapor pressure at 50 degrees celsius?
Last Answer : Need answer
Description : How many calories are required to raise the temperature of 20 grams of water from 40 degrees to 60 degrees? w) 40 cal x) 400 cal y) 20 cal z) 200 cal
Last Answer : ANSWER: X -- 400 cal
Description : What will be the pressure of a sample of 48.0 grams of oxygen gas in a glass container of volume 5.2 L at 25 degrees Celsius?
Last Answer : PV = nRTP = pressure = ?V = volume = 5.2 Ln = moles of gas = 48 g x 1 mole/32 g = 1.5 moles O2 gasR = gas constant = 0.0821 L-atm/K-moleT = temperature in K = 25 + 273 = 298 KSolving for P = nRT/V = (1.5)(0.0821)(298)/5.2P = 7.0 atm (to 2 significant figures)
Description : How many joules are required to cause the temperature of one gram of water to be raised from 24 degrees Celsius to 25 degrees Celsius.
Last Answer : ANSWER: 4.18 JOULES
Description : Water boils when: A. Its saturated vapor pressure equals to the atmospheric pressure B. Its vapor pressure equals 76cm of mercury C. Its temperature reaches 212 degree Celsius D. Its vapor pressure is 1 gram per sq. cm
Last Answer : Its saturated vapor pressure equals to the atmospheric pressure
Description : Which of the following best completes the statement: The calorie is the amount of heat needed to raise: w) 1 gram of water 1 degree Celsius x) 1 gram of water 1 degree Rankin y) 1 kilogram of water 1 degree Celsius z) 1 kilogram of water 1 degree Kelvin
Last Answer : ANSWER: W -- 1 GRAM OF WATER 1 DEGREE CELSIUS
Description : What is the temperature in Fahrenheit for -20 degrees Celsius?
Last Answer : 20ºC = 68.0ºFTip: Use this formula to convert degrees Celsius (C) to degrees Fahrenheit (F): (C x 1.8) + 32 = F
Description : A rise in temperature of 20 Kelvin degrees is equal to a rise of: w) 20 degrees Celsius x) 36 degrees Celsius y) 68 degrees Celsius z) 293 degrees Celsius
Last Answer : ANSWER: W -- 20 DEGREES CELSIUS
Description : Water vapor at 100 KPa and 150°C is compressed isothermally until half the vapor has condensed. How much work must be performed on the steam in this compression process per kilogram? a) -1384.7 kJ b) 1384.7 kJ c) -2384.7 kJ d) 2384.7 kJ
Last Answer : -1384.7 kJ
Description : The specific volume of air is expressed as the volume of: a. 1 kg of air at 101.325 kPa in cm3 b. 0.833 kg of air at standard pressure and temperature in m3 c. 1 kg of air at 101.325 ... d. 1 g of air occupied at any temperature and pressure e. 1 kg of air, regardless of temperature and pressure
Last Answer : Answer: C
Description : Average salinity or ratio of salt as per kilogram of water of ocean is-----? A. 35 grams (Answer) B. 55 grams C. 32 grams D. 42 grams
Last Answer : A. 35 grams (Answer)
Description : 1 kilogram = how many grams ?
Last Answer : 1 kilogram = 1000 grams.
Description : Is 1 kilogram greater than 1000 grams?
Last Answer : No they are equal 1kg = 1000gms
Description : Which is bigger 850 grams or 8 kilogram?
Last Answer : 8 kilograms is bigger than 850 grams. There are 1000 grams in a kilogram, so 8 kilograms is equivalent to 8000 grams, which is larger than 850 grams.
Description : If a piece of metal at -20 degrees Celsius is added to an ice and water mixture in equilibrium at 0 degrees Celsius, the amount of ice will: w) Increase x) Remain the same y) Decrease
Last Answer : ANSWER: W -- INCREASE
Description : How can you de-saturate the CT?
Last Answer : Pass ac current through the primary and vary the current from zero to maximum with secondary in shorted condition. Pass dc current in the secondary and vary it from zero to maximum.
Description : 27] In a transformer, the leakage flux of each winding is proportional to the current in that winding because A. Ohm's law applies to magnetic circuits B. Leakage paths do no saturate C. the two windings are electrically isolated D. mutual flux is confined to the core
Last Answer : B. Leakage path do not saturate
Description : What is 20 degrees Celsius in degrees Kelvin? w) 70 degrees x) 293 degees y) 100 degrees z) 212 degrees
Last Answer : ANSWER: X -- 293 DEGREES
Description : In 1953, Sir Edmund Hillary and Tenzing Norgay were the first people to reach the summit of Mount Everest from their last previously established camp at an altitude of 27,900 feet (barometric pressure ... degrees Celsius x) boiled at 68 degrees Celsius y) not boiled at any temperature z) sublimed
Last Answer : ANSWER: X -- BOILED AT 68 DEGREES CELSIUS
Description : In which layer can air temperatures reach 1,800 degrees celsius?
Last Answer : theremosphere
Description : If a thermometer indicates 30 degrees Celsius what's the temperature in degrees Fahrenheit?
Last Answer : Start by taking the number in Celsius and multiply it by 9. Then divide that number by 5, and then add 32. This is how you convert Celsius to Fahrenheit or use the equation F = (9/5)C + 32In this case, the answer is about 86 degrees Fahrenheit.
Description : If temperature is 65 degrees Fahrenheit outside what is the temperature in degrees celsius?
Last Answer : 65 degrees Fahrenheit = 18.3 degrees Celsius.
Description : If the temperature outside is a sweltering 41 degrees Celsius how is a human's body likely to respond to maintain homeostasis?
Last Answer : n
Description : If a substance has a temperature of 273 kelvins, what is its temperature in degrees Celsius Note: C = K - 273?
Last Answer : Answers is the place to go to get the answers you need and to ask the questions you want
Description : What is the reference noise temperature in degrees Celsius? A. 17 B. 273 C. 25 D. 30
Last Answer : A. 17
Description : Liquid hydrogen boils at 17 K. What is the temperature in degrees Celsius? a. 290 b. 63 c. -120 d. -256
Last Answer : -256
Description : Name any THREE of the four elements that are ferromagnetic at room temperature (25 degrees Celsius).
Last Answer : ANSWER: IRON (FE); COBALT (CO); NICKEL (NI); GADOLINIUM GD)
Description : At zero degrees Celsius and one atmosphere (STP), the volume of a gas is 1,000 milliliters. If the temperature is increased to 25 degrees Celsius and the pressure is doubled, what is the new volume of the gas? w) 546 milliliters x) 500 milliliters y) 1,000 milliliters z) 273 milliliters
Last Answer : ANSWER: W -- 546 MILLILITERS
Description : At what point is the temperature the same on the Celsius and Fahrenheit scales? w) Absolute zero x) Zero y) Negative 40 degrees z) Never
Last Answer : ANSWER: Y -- NEGATIVE 40 DEGREES
Description : Zero degrees Kelvin is equal to what temperature on the Celsius scale?
Last Answer : ANSWER: - 273 DEGREES CELSIUS or -273.15 DEGREES CELSIUS
Description : A gas at 0 degrees C and at normal atmospheric pressure has a volume of 273 cubic centimeters. If it is held at constant pressure until its volume is doubled, its temperature will be which one of the ... it be w) 2 degrees Celsius x) 200 degrees Celsius y) 273 degrees Celsius z) 546 degrees Celsius
Last Answer : ANSWER: Y -- 273 DEGREES CELSIUS
Description : What is the Celsius temperature corresponding to 100 degrees Kelvin?
Last Answer : ANSWER: -173 DEGREES CELSIUS
Description : If the temperature of the atmosphere rose 50 degr on a Fahrenheit thermometer, the rise on a Celsius thermometer would have been: w) 90 degrees x) 82.3 degrees y) 50.3 degrees z) 27.8 degrees
Last Answer : ANSWER: Z -- 27.8 DEGREES
Description : The US Department of Energy’s Brookhaven National Laboratory in New Yok an attempt to understand cosmic history used a giant atom smasher and has generated temperature of (1) 52 billion degrees celsius (2) 85 billion degrees celsius (3) 2.5 trillion degrees celsius (4) 4 trillion degrees celsius
Last Answer : 4 trillion degrees celsius
Description : How much calories are required to melt 50 grams of ice at 0 degrees celcius?
Description : _____________ is the difference between the actual temperature of superheated vapor and the saturation temperature for the existing pressure. a) Degrees of Superheat, °SH b) Degrees of Sub cooled, °SB c) Both a and b d) None of the above
Last Answer : Degrees of Superheat, °SH
Description : If the sample has 2 Grams of water vapor what would the relative humidity be?
Last Answer : What is the answer ?
Description : What is the final temperature when 625 grams of water at 75 degrees loses 7.96?
Description : On which of the following does the capacity of a kilogram of air for holding water depend? w) the air pressure x) the air temperature y) the dust content of the air z) the ions in the air
Last Answer : ANSWER: X -- THE AIR TEMPERATURE
Description : How many degrees Celsius does the water boil in the oven ?
Last Answer : When water is given in the oven , it starts boiling at a temperature of 100 degree Celsius.
Description : In order to find the specific heat capacity of an unknown material a 50 g piece is heated to 80 degrees Celsius and fully immersed in a well insulated calorimeter filled with 100 g of water at 10 degr?
Last Answer : Assuming that the full question, which the questioner failed to post, is given in the Discussion, below.Taking the specific heat capacity of water as 4.2 Joules per gram per degree C, the metal has a specific heat capacity as approx 0.68 Joules/(g °C).
Description : If water is warmed from 0 degrees Celsius to 6 degrees Celsius, which of the following things happen. Will the water: w) expand steadily x) contract steadily y) expand at first and then contract z) contract first then expand
Last Answer : ANSWER: Z -- CONTRACT FIRST THEN EXPAND
Description : In Celsius, the freezing point of a one-molal water solution of sodium phosphate, chemical formula Na3PO4, is expected to be: w) - 0.93 degrees Celsius x) - 1.86 degrees Celsius y) - 7.44 degrees Celsius z) - 3.72 degrees Celsius
Last Answer : ANSWER: C -- (- 7.44 DEGREES CELSIUS)
Description : The _________ is defined as the amount of heat required to change the temperature of 1 gram of water by 1 Celsius degree. a. specific heat b. latent heat c. Joule d. calorie
Last Answer : calorie
Description : When did Degrees Centigrade turn into Degrees Celsius?
Last Answer : The guy who invented the system was called Celcius. The system has 100 degrees (or grades) between the freezing and boiling points of water. Therefore “centi-grade”.
Description : What degrees Celsius is freezing?
Last Answer : Zero.