If chart B represents the cooling of a 14.0 g of a substance at a constant rate, determine the specific heat of the substance in the liquid phase

Q: A compound with a specific heat of 1.26 is at 20.6 degrees C. When 686.8 J of heat are applied to…

A:

Q: How many calories of heat does it take to change the temperature of 464.4 g of ice from -49.6…

A:

Q: Calculate the heat released, in Joules, when cooling a 350.0 g of aluminum bar from 70.0 degrees to…

A:

Q: A 18.32 g piece of metal absorbs 86.73 J of heat while rising from 28.01°C to 50.52°C. Calculate the…

A: Specific heat :-  The amount of heat required to rise the temperature of one gram of a substance…

Q: energy

A: Dear student I have given answer to your question in the image format .

Q: A 4.0 g sample of a substance was heated from 0oC to 20oC. It absorbed 35.2 J of energy as heat.…

A:

Q: What is the specific heat of an unknown liquid if heating a 15.0 g sample with 200.0 J of heat…

A:

Q: How much heat (in kJ) is needed when 133.43 g of water warms and boils from 33.45°C to 100°C?

A: The mass of the water sample is = 133.43 g The initial temperature of the water is = 33.45oC The…

Q: mass

A:

Q: If two substances have the same mass, it requires more heat to heat a substance that has a higher ,…

A: Answer :- c) specific heat  If two substances have the same mass, it requires more heat to heat a…

Q: calories need to melt 80.0 g of ice at 0°C and to warm the liquid to 65° C (two steps)

A: Given : Mass of water = 80.0 g Initial temperature of ice = 0.0 oC And final temperature of ice = 65…

Q: Which of the following is true about specific heat? A) Specific heat is measured by dividing the…

A: Specific heat is defined as the amount of heat needed to raise the temperature of 1 gram of a…

Q: In terms of heat energy, what happens when a solid changes to a liquid and then to a gas

A: Heat energy is essential for the transformation of physical states. Heat is a form of energy which…

Q: What is true about the specific heat of ice and water? *   the same since they are essentially made…

A: When one gram of substance is heated by one degree celsius then the amount of heat which is required…

Q: The specific heat of silver is 0.24 J g*C. How many jules of energy are needed to arm 4.37 g of…

A: Given, Specific heat = 0.24 J/g°C m = 4.37 g Final temperature, Tf = 27.5°C Initial temperature, Ti…

Q: Calculate the initial temperature of a 332.5g sample of water that released 32,000J of heat and had…

A: Given: The final temperature is 3.57 °C. The heat released is 32000 J. The mass of water is 332.5 g.…

Q: Table 2. Specific heat of common metals Metals Copper Aluminum IV. V. Brass Steel Bronze Results and…

A: Specific heat capacity is the amount of heat energy  required to raise the temperature of unit mass…

Q: Consider the following specific heats of metals. Metal Specific Heat Aluminum 0.897 J/°C∙g…

A:

Q: The specific heat capacity of iron is 0.45J/gC   How many joules of energy are needed to warm 1.16g…

A: Given: Specific heat capacity of iron= 0.45J/gC  Mass of iron= 1.16 g T1= 20.0 C T2= 29.0 C

Q: 22.0 g of a metal absorbs 713 J when it is heated from 28.3 degrees to 72.8 degrees what is the…

A:

Q: Ethanol and gold each absorb the same amount of heat energy at room temperature. If ethanol has a…

A: As we know, amount of heat added is expressed as Q= mc ∆t Where Q=Amount of Head Added c =Specific…

Q: How much heat is required to convert solid ice with a mass of 960 g at a temperature of -10.0 °C to…

A: Heat in kilojoules can be calculated using the specific heat capacity, temperature difference and…

Q: A 64.58 g sample of lead has an initial temperature of 21.34 °C. The specific heat of lead is 0.129…

A: Answer:1It is a 2 step process:Heating of solid Pb up to its melting pointMelting of solid lead

Q: A 337.2 g sample of acetone gas with a temperature of 56.0°C is converted to a liquid with a…

A: Answer :- 182.1 kJ…

Q: A 36.62 g sample of a substance is initially at 24.8 °C. After absorbing 1921 Jof heat, the…

A:

Q: Calculate the change in temperature of water that is initially at room temperature if 3.0 kJ of heat…

A:

Q: 2. How much heat must be removed from 155 g of water to cool it from 92.3 °C to 21.6°C? 16

A: Given that the final temperature is 21.6 degree Celsius and the initial temperature is 92.3 degree…

Q: What will be the temperature change of the metal?

A: q = mc∆T  q is the amount of heat energy required  m is the mass of substance  c is the specific…

Q: Which of the following statements is true in regards to heat? A When you hold a piece of ice,…

A:

Q: 3 How much beat is required to heat 150 g of ice from -15°C to water at O °C2

A: Applying formula Q= mc∆t

Q: This topic is about endothermic and exothermic process. Why do you think volatile substances, like…

A: In this question, we want to discuss about cooling effect of volatile substances like acetone and…

Q: How many calories of heat does it take to change the temperature of 208.6 g of ice from -46.1°C to…

A:

Q: Suppose that 25 g of each of the following substances is initially at 28.0 ∘C. What is the final…

A: Specific heat capacity of gold is 0.129 J/g.oC.Heat absorbed =2.4 kJ = 2400 J

Q: water? SUBM

A: Dear student I have given answer to your question in the image format.

Q: Calculate the amount of heat needed to raise the temperature of 55g of liquid water from 25 degrees…

A:

Q: Define The specific heat of a substance changes with temperature.

A: The specific heat capacity is the amount of energy required to raise the temperature of one gram of…

Q: How many kilojoules of heat are absorbed when 2.00 L of water is heated from 12.5°C to 93.5°C?

A: Mass= density×volume  Mass= 1×0.002=0.002gm Now  Q=mc∆T Q= 0.002×4.18×(93.5-12.5) Q= 0.067×10-6kj

Q: In joules, how much heat is released when 44.0 g of Ag cools from 199. to 129

A:

Q: 6. The temperature of a sample of iron with a mass of 10.0 g changed from 50.4°C to 25.0°C with the…

A:

Q: 10 grams of substance A is placed in one beaker and 10 grams of substance B is placed in a different…

A: Answer: Relation between Heat added and temperature change is shown below: Q=mS∆TQmS=∆T∆T=QmS…

Q: 8. What is the mass of a sample of glass (specific heat = 0.50 J/g°C), if it requires 490 J of heat…

A: The question is based on the concept of chemical thermodynamics. It involves calculation of the mass…

Q: A 530 mL  sample of water was cooled from 80.0 oC to 5.0 oC . How much heat was lost ?

A:

Q: calculate the heat lose (in Joules) by 115 g of water as it cools from 71.4 C to 34.4 C

A: Given data, Mass of water = 115 g Initial temperature = 71.4oC Final temperature = 34.4oC

Q: 6. If the same amount of heat is added to 25.0 g sample of each of the metals in the chart below,…

A: Given,  If the same amount of heat added to 25.0 g sample of each of the metals, the metal which…