11. How much heat is absorbed as 7.56 g of ice is heated from -30.0°C to its normal melting point?

Q: How much heat is necessary to change 505 g of ice at -11°C to water at 20°C? kcal

A:

Q: How much heat is necessary to change 700 g of ice and -10°C to water at 30°C

A: The mass of ice is, m=700 g=0.7 kg The heat required to melt ice from -10 degrees to 0 degrees…

Q: How many joules of heat does 620 g of mercury require to go from a solid at -38.9 degrees celcius to…

A: Given,

Q: 6. Calculate the heat transfer of the following| c. 4.7 kg of ethyl alcohol to vapor

A: mass of ethyl alcohol = 4.7 kg Latent heat of vapourisation of ethyl alcohol (Lv) = 879 KJkg

Q: 6. Calculate the heat transfer of the following a. 2.4 kg of water to vapor

A: Mass of water, m = 2.4 kg Specific heat of water, s = 4200 J⋅kg-1⋅K-1 Temperature of water, Ti =…

Q: 9. In an experiment, a 0.220-kg piece of ceramic superconducting material at 15 °C is placed in…

A: The equation for the heat transfer is given by, Here, m, c and ΔT represent the mass of the ceramic…

Q: 9. A metal is heated up toa temperature of 500°C. It is then exposed to a temperature of 38°c. After…

A:

Q: 8- What is the heat in the area when 20 grams of water cools from 90°C to 30°C? Note that the…

A:

Q: 11. The coefficient of volume expansion of glycerine is 49 × 105 °C1. Find the fractional change n…

A:

Q: How much energy must be removed from a 200g block of ice to cool from 00 C to -300 C

A:

Q: 2) Suppose you store some 445kg of water to regulate the temperature in your shed. How much heat…

A:

Q: 1. How much energy is lost by 20 kg copper if it is cooled from 50°C to 30°C?

A: Mass of Copper = m = 20 kg Change in temperature = ∆T=50° C-30° C=20° C Specific heat of Copper = C=…

Q: 2. A newly constructed steel bridge has a length of 518 m. How much will its length change between…

A: Given, Length of the bridge, Lo = 518 m coefficient of thermal expansion of the steel, α = 11×10-6…

Q: 1. Find the specific heat of a material, if it takes 142 kJ of heat to raise the temperature of 2.5…

A: Calculate the specific heat of the material.             Q=mC∆T142×103=2.5×C×80          C  =710…

Q: 8. By how much does the volume of an aluminum cube 5 cm on an edge increasc when the cube is heated…

A: Given data: Side length of cube, a=5 cm=0.05 m Temperature: Ti=100C; Tf=600C

Q: How much heat in kcal must be added to 0.57 kg of water at room temperature (20°C) to raise its…

A:

Q: 2. One way to heat a gas is to compress it. When a certain gas under pressure of 2,000,000 Pa at…

A:

Q: 13. Why are some kinds of thermal treatment sometimes called energy recovery or waste-to-energy…

A: Thermal treatment refers to the use of heat to treat and breakdown waste materials in a variety of…

Q: 4. A rack sample was heated from 20 Celsius to 60 Celsius. Specific heat of rock is 2.0 Ng C: find…

A:

Q: 8. If 343 kcal is applied to a 5 kg slab of asphalt that starts at 25°C, what will its final…

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

Q: 1. Liquid nitrogen has a boiling point of -195.81°C at atmospheric pressure. Express this…

A: Write the variable with the given values.

Q: 10) How much energy must be removed from a 200g block of ice to cool from 0°C to -30°C

A:

Q: A 242.0 g china serving bowl is warmed 65.9°C when it absorbs 3.3 kcal of heat from a serving of hot…

A: we know heat flowing through a material Q = Cm∆T where C = specific heat  m = mass of substance  ∆T=…

Q: 4) How much heat energy must be LOST to change the temperature of 3.2-kg of water from 5°C to -7°C ?

A: Given that, Mass of water = 3.2 kg Initial temperature = 5°C Final temperature = -7°C

Q: 7. How much energy is lost by 20 kg copper if it is cooled from 50℃ to 30℃?

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

Q: kg An aluminum spherical ball with a diameter of 10 cm and a density of 2700 is heated from 20°C to…

A:

Q: 29.Find the specific heat capacity of a 24-kg substance whose temperature rises from 2.0°C to 33°C…

A: the expression for heat added is,

Q: 1. How much heat is required to change the temperature of lead from 15°c to 65°c?

A: The specific heat capacity of lead is 0.129 J/goC. The heat required to rise the temperature from…

Q: 9. 30g of Cu pellets are removed from a 300°C oven and dropped into 100mL of water at 20.0°C in an…

A: Given data: The specific heat of copper (C)= 386 J/Kg.K The specific heat of water (S) = 4186 J/KgK…

Q: 4. To a 1-kg sample of wood 10 Kcal of heat is added, and its temperature is found to rise from 20°C…

A: The heat required to raise the temperature of substance from T1 to T2 is given by,  Q=msT2-T1 Here,…

Q: 18. An ordinary glassware was filled to the brim with 200 ml of water and heated to 95 Celsius:…

A: Given  Volume of water V=200ml Initial Temperature Ti=350 C Final Temperature Tf=950 C Coefficient…

Q: 3. What is the volume of a aluminum ball at 10°C if its volume at 160°C is 300cm3 ? Tiep

A: Given data: The initial temperature of the aluminum ball is, Tf= 10 0C The final temperature of the…

Q: Question 6 There is a window whose dimensions are 1 m by 3 m, and is 10 cm thick. Its separates the…

A: Given: Area of window A=1m×3m=3 m2, Thickness of window d=10 cm=0.10 m, Conductivity of window k=250…

Q: 3) How much heat energy is needed to change2.4- kg of water (4186J/kg°C) from 5°C to 25°Q m C AT

A: When heat energy is supplied to or absorbed from an object , the temperature of the object will…

Q: Determine the amount of heat needed to completely transform 1 g of water at 15°C to steam at 115°C.

A:

Q: How much heat is necessary to change 265 g of ice at -18°C to water at 20°C? Answer in kcal.

A: Recall Q=mc∆T Latent heat to melt 1 gram of ice=80cal Specific heat of ice=0.5 cal/g/0C specific…

Q: 2. Convert 403 K to °F temperature.

A:

Q: 2. Calculate the heat needed to heat up a 1 kg of silver from 30°C to 100°C. The specific heat of…

A:

Q: 6. How much heat in calories does it take to raise the temperature of 5 grams of water from 22° C to…

A:

Q: How much heat is required to change the temperature of 160.84 grams of heat ( spe heat capacity =…

A:

Q: Estimate the heat required (in Joules) to heat a 450 g of water from 15 °C 1000g ) (1L = 1000 ml)…

A: We are authorized to answer one Question at a time, since you have not mentioned which question you…

Q: How many gallons of gasoline must be burned in order to raise the temperature of 10 liters of water…

A: Calculate the amount of heat to be absorbed by water to raise its temperature from T1=25o C to…

Q: 2. To sterilize a 50.0-g glass baby bottle, we must raise its temperature from 22.0 °C to 95.0 °C.…

A: The heat required to raise the temperature of a body from T to T' is given as Q= ms(T'-T) . Where…

Q: 4. A circular piece of diameter 7.70 cm is cut from an aluminum sheet at 18 °C. If the sheet is then…

A: The initial area is, Ao=πd42=π7.70 cm24=46.6 cm2   the new area after heated to 125oc is,…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!