Assume the total heat of vaporization (per gram) of water can be used to supply the energy needed to tear 1 gram of water molecules apart from each other. How much energy is needed per molecule for this purpose?

Q: Find the coefficient of linear expansion of a 2.0 meter long object with a temperature of 30 Celsius…

A: Initial temperature, Final temperature,  Expansion,  Initial length,

Q: A student wants to cool 0.25kg of diet soda (mostly water), initially at 25°C, by adding ice…

A: Given, Mass of diet soda mw = 0.25 Kg Initial temperature of first liquid = 25 C∘ Initial…

Q: How can I calculate the approximate amount of heat necessary to raise the temperature of 50 grams of…

A: The heat required can be obtained by Q=mc∆T

Q: 1.) 11.0 grams of ice at a temperature of 0.00 Co are melted by a heater into water at 0.00 Co.…

A:

Q: Steam 100 C 2257.15 kJ.kg Water 100°C Water 0°C 418.7 kJ/kg Ice 0°C 335 kJikg -20 0 20 40 60 80 100…

A: To indicate the zone of lalent heat and sensible heat on graph as given in the question.

Q: A bottle of helium gas and a bottle of argon gas contain equal numbers of atoms at the same…

A:

Q: A steam pipe is covered with 1.50-cm thick insulating material of thermal conductivity of 0.200…

A: Here, the thickness of the pipe is, 1.50 cm.  The thermal conductivity is 0.200 cal/cm ·°C. Since, 1…

Q: When a gas container is heated, what happens to the average speed of its molecules?

A: The equation for the average speed of the gas molecules is given by,

Q: Figure 2 showed an ideal gas is slowly compressed at a constant pressure of 2.0 atm from 10 L to 2.0…

A:

Q: p (Pa) 3.0 x 105 2.0 × 105- 1.0 × 105 b a с 이 0.02 0.04 0.06 -V (cm³)

A: From first law of thermodynamics, where Q is the amount of heat supplied to a system,  is the change…

Q: A 1.3 kg metal head of a geology hammer strikes a solid rock with a speed of 3.7 m/s. Assuming all…

A: Since all the energy of the hammer is transferred into heat energy  Q=K.Ewhere Q is the heat…

Q: A stone floor feels very cold to bare feet in the winter but a carpet in the same room feels…

A: A stone floor feels very cold to bare feet in the winter but a carpet in the same room feels…

Q: 0.87 kg chunk of ice at -120C is placed in a 3.9 kg of water at 26 0C. Ignore any heat flow with the…

A:

Q: You can save money on electricity if you put your refrigerator in the basement, which is usually…

A: temperature variation with height:

Q: The sides and bottom of the solar collector are usually insulated to Select one: O absorb heat O…

A: Solar collector has a primary function to collect the solar energy ( radiations from sun) , which is…

Q: Two rooms, each a cube 4.0m per side share a 14 Cm thick brick wall. Because of a number of 100 W…

A: Side , s = 4 m Thickness , d = 14 cm = 0.14 m Power of bulbs , P = 100 W Temperature of hot room ,…

Q: When an air bubble rises from the bottom to the top of a freshwater lake, its volume increases by…

A: Given that the temperature at the bottom of the lake is Tb = 40C and at the top it is 100C. The…

Q: In exercising, a weight lifter loses 0.148 kg of water through evaporation, the heat required to…

A: The mass of weight lifter loses of water through evaporation,

Q: At 95°F, the majority of the heat from the human body is lost through radiation.  true false

A: Our body losses heat in order to maintain the required temperature to perform our organs…

Q: Suppose a gas is in an insulated container, so that no heat energy can escape. If a piston is used…

A: Lets says there is a cylindrical container whose wall as well as roof and bases are insulated that…

Q: Consider a sphere and a cylinder of equal volume made of copper. Both the sphere and the cylinder…

A: Given:  sphere and cylinder

Q: What does zeroth law of thermodynamics tell us about measuring the temperature of an object?

A: Zeroth law of thermodynamic states that , " If two systems A and B, are separately in thermal…

Q: Q 11:- If the distance between each atom and another in a molecule of ammonia gas (NH3) is constant,…

A: Distance between each atom and another molecule of NH3 is constant

Q: When air is inhaled, it quickly becomes saturated with water vapor as it passes through the moist…

A:

Q: A gas has two specific heats whereas a liquid and and a solid have only one.Why?

A: When heated, the solid or liquid will not undergo any change in its pressure or volume.

Q: Two different samples have the same mass and temperature. Equal quantities of energy are absorbed as…

A: The formula used to calculate the heat energy is given as, Q=mcTf-Ti Here, m is the mass of samples…

Q: If 200ml of tea at 90C is poured into a 150g glass cup initially at 20C, what will be the common…

A:

Q: It is difficult to extinguish a fire on a crude oil tanker, because each liter of crude oil releases…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 3 moles of an ideal polyatomic gas initially with a volume of 2 m3 and a temperature of 3000C is…

A: The work done by the gas compressed isothermally is, W=nRTlnVfVi=nRTln13ViVi

Q: How much water remains unfrozen after 64.3 kJ is transferred as heat from 490 g of liquid water…

A:

Q: The water passing over a water fall drops about 184 m. How much internal energy is produced per…

A: We need to tell how much internal energy is produced per kg as a result of fall.

Q: Q 11:- If the distance between each atom and another in a molecule of ammonia gas (NH3) is constant,…

A: Distance between each atom and another in a ammonia molecule is constant

Q: It is difficult to extinguish a fire on a crude oil tanker, because each liter of crude oil releases…

A:

Q: On a certain dry sunny day, a swimming pool’s temperature would rise by 1.50 °C if not for…

A: Given data The increase in temperature ∆T=1.50°C.   The mathematical expression for the heat…

Q: On a certain dry sunny day, a swimming pool’s temperature would rise by 1.50ºC if not for…

A:

Q: Calculate the change in internal energy when 5g of air is heated from 0 degree C to 2 degree C , the…

A: Given:  m = 5 g  T = 0 C  T' = 2 C  c = 0.172 cal/g C

Q: An automobile gas tank is filled to its capacity of 15.00 gallons with the gasoline at an initial…

A:

Q: Can you show me this solution, I’m not sure how to work this problem.

A: Given:

Q: Answer the following by filling the blank: During a bout with the flu, an 80-kg person ran a fever…

A: Mass of body , M=80 kg Specific heat , S = 3470 J/kg K Final temperature , Tf = 39 oC We know…

Q: he surface of the Sun has a temperature of about 5,800 K. The radius of the Sun is 6.96  108 m.…

A: The emitted energy or the power is given by the formula: E=σεAT4-T04E=Radiated…

Q: Consider a jar of helium with a temperature of 0°C. What will be its temperature if it is twice as…

A:

Q: An aluminum rod is 18.2 cm long at 20°C and has a mass of 350 g. If 12,000 J of energy is added to…

A: Detail can be observed in the question

Calorimetry

Measuring the heat transferred during chemical reactions or other physical processes is known as calorimetry. It comes under the branch of thermochemistry.