Calculate the amount of heat needed to boil 99.5 g of acetic acid (HCH,CO,), beginning from a temperature of 81.3 °C. Round your answer to 3 significant digits. Also, be sure your answer contains a unit symbol.

Q: A 126 g piece of metal is heated to 2.80x102 °C and dropped into 87.0 g of water at 26.0 °C Part A…

A: Given : Mass of water = 87.0 g Mass of metal = 126 g Initial temperature of water = 26.0 oC Final…

Q: Two units of measurement for energy are calories and joules. The measurement of 32.3 kj is the same…

A: Energy can be measured in Joules as well as in Calories and Joule is the SI unit of energy.…

Q: 80.2 grams of a metal that is at temperature 95.15 °C is placed in 257.0 mL of water at 19.06 °C.…

A: Given mass of metal = 80.2 g density of water = 1g/ml volume of water = 257 ml specific heat of…

Q: 123. In a grammatically correct sentence or two (and in your own words), describe what heat and…

A: Heat and temperature, both are very important thermodynamic quantities. They both are quiet…

Q: A 24.817 gram sample of water with specific heat of 4.184 J/g0C changes temperature from 25.00 0C to…

A: Given :-  Mass of water = m = 24.817 g Initial temperature of water = Ti = 25.00 °C  Final…

Q: The specific heat of lead is 0.13 J/g ^ C . How much heat (in J) is required to raise the…

A: Given that : The specific heat of lead (C) is 0.13 J/g°C. Mass of lead (m) = 109.5 g Change in…

Q: thermometer A 56.0 g sample of iron is put into a calorimeter (see sketch at right) that contains…

A: For Iron: Mass of sample of iron (miron) = 56.0 g Specific heat capacity of iron (Cpiron) = ?…

Q: How many milliliters of water at 23 °C with a density of 1.00 g/mL must be mixed with 180 mL of…

A: Heat flow from high temperature to low temperature

Q: 80.2 grams of a metal that is at temperature 95.15 °C is placed in 257.0 mL of water at 19.06 °C.…

A:

Q: A sample of metal with a mass of 28.5 grams is heated to 95.0, and placed in a calorimeter…

A: Given, For metal: mass of metal (mmetal) = 28.5 g Specific heat capacity of metal (spmetal) = ?…

Q: A 25.00 gram sample of an unknown metal initially at 99.0 degrees Celcius is added to 50.00 grams of…

A:

Q: Calculate the amount of heat needed to boil 94.5 g of hexane (C,H4), beginning from a temperature of…

A:

Q: Calculate the amount of heat needed to boil 39.6 g of hexane (C,H4), beginning from a temperature of…

A: Given - - > m = 39.6 g T1 = 47.6 °C T2 = 68.72°C ( final temperature because the hexane has to…

Q: thermometer. A 59.8 g sample of quartz is put into a calorimeter (see sketch at right) that contains…

A:

Q: What is the heat of fusion for 89 grams when the heat capacity is 54 J/g? solve as conversions -…

A: Heat of fusion is the amount of heat required to convert 1g of solid substance into liquid at the…

Q: thermometer A 59.1 g sample of quartz is put into a calorimeter (see sketch at right) that contains…

A:

Q: Calculate the amount of heat needed to boil 12.3g of acetic acid (HCH3CO2), beginning from a…

A:

Q: Calculate the amount of heat needed to boil 122. g of hexane (C,H4), beginning from a temperature of…

A:

Q: A piece of metal with a specific heat of 0.57 J g-1°C-1 at 1188 °C is dunked into a beaker…

A: Given,  Mass of water = Volume × density      = 369.7 × 1 = 369.7 g Heat capacity of metal(sm) =…

Q: Suppose that 384 mL of water changes in temperature from 63.73°C to 58.19°C. What is qwater in…

A:

Q: Iculate the amount of heat needed to melt 123. g of solid acetic acid (HCH,CO,) and bring it to a…

A: Calculation as shown below

Q: Calculate the amount of heat needed to boil 172. g of hexane (C6H₁4), beginning from a temperature…

A:

Q: Calculate the amount of heat needed to boil 110. g of benzene (CH), beginning from a temperature of…

A: 110.0 g of benzene C6H6 is started to heat from a temperature of 17.8 °C .We have to calculate the…

Q: A student performs the Determining the Heat of Fusion of Water experiment and obtains the following…

A: The steps involved in determining the mass of ice that has melted are: Step 1: Determination of mass…

Q: thermometer insulated container water A 52.6 g sample of iron is put into a calorimeter (see sketch…

A:

Q: thermometer A 52.4 g sample of brass is put into a calorimeter (see sketch at right) that contains…

A: Given value, For brass, m=52.4 g,  T1=90.0℃ , T2=17.3 ℃  Specific heat capacity of brass (Cp) =?

Q: Calculate the amount of heat needed to boil 118. g of octane (C,H,), beginning from a temperature of…

A:

Q: How many milliliters of water at 23 °C with a density of 1.00 g/mL must be mixed with 180 mL of…

A: Since the density of coffee is 1.0 g/ml.Mass of 180ml coffee is 180 g.If the final Temperature is…

Q: Suppose that 162 mL of water changes in temperature from 68.36°C to 76.34°C. What is qxn in joules?…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 339.0 g sample…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: A piece of metal weighing 83.60 g was heated to 99.6°C and then put into 41.90 g of water (initially…

A: Introduction: Specific heat: The quantity of heat required by a 1mole of substance to raise the…

Q: 85.4 grams of a metal that is at temperature 92.68 °C is placed in 257.4 mL of wate at 19.07 °C. The…

A:

Q: Calculate the amount of heat needed to boil 146. g of water (H,0), beginning from a temperature of…

A: You will need to know the heat of fusion of water.   The molar heat of vapourization for water is…

Q: What is the mass of a piece of iron that releases 239.18 joules of heat as it cools from 93.13…

A: Given: Heat = -239.18 J Initial temperature = 93.13°C Final temperature = 8.72°C Specific heat of…

Q: How much heat (in joules) is used to heat a 38.38 gram sample of iron from 5.56 degrees Celcius to…

A:

Q: Calculate the amount of heat needed to boil 174. g of methanol (CH3OH), beginning from a temperature…

A:

Q: Calculate the amount of heat needed to boil 145. g of methanol (CH,OH), beginning from a temperature…

A: Given data is as follows:             The mass of methanol = 145 g The initial temperature of…

Q: The heat required to raise the temperature of a large cup of water(for coffee) from room temperature…

A: Heat required (q) = 100KJ  We know that:  1kcal = 1000cal = 4.184KJ

Q: Calculate the amount of heat needed to boil 15.5 g of hexane (C,H4), beginning from a temperature of…

A:

Q: Calculate the amount of heat needed to boil 11.8 g of hexane (CH4), beginning from a temperature of…

A: We have to calculate the amount of heat needed to boil 11.8 gm of hexane beginning from a…

Q: A975.7J of heat was applied to raise the temperature of a beaker of water from 47.0 oC to 63.0 oC.…

A: The relationship between quantity of heat ( Q ) , mass of water ( m ) , specific heat capacity of…

Q: If 57 J of heat is added to an aluminum can with a mass of 25.0 g, what is the temperature change?…

A:

Q: Calculate the amount of heat needed to boil 45.2g of acetic acid (HCH3CO2), beginning from a…

A: The given problem can be solved by using the formula given below as;…

Q: How many Joules of energy are required to heat a 67.5 gram piece of tin (cp = 0.22 J/g⋅⋅oC) from…

A: Given: Mass of tin = 67.5 g Initial temperature of tin = 20.0 oC Final temperature of tin = 30.0 oC…

Q: Suppose that 880 mL of water changes in temperature from 20.20°C to 31.3°C. What is qwater in kJ?…

A: Interpretation: The heat gained (qwater) by water is to be calculated. Concept Introduction: Heat…

Q: thermometer A 51.6 g sample of quartz is put into a calorimeter (see sketch at right) that contains…

A: A question based on chemical thermodynamics that is to be accomplished.

Q: How many joules of heat are required to change 563 grams of solid ice with a temperature of 260…

A:

Q: How much energy (in J) is lost when a sample of iron with a mass of 26.9 g cools from 78.0 °C to…

A: The mass of iron is = 26.9 g The initial temperature of iron is = 78.0oC The final temperature of…

Q: Calculate the amount of heat needed to boil 157.g of benzene (C,H), beginning from a temperature of…

A: Given : Mass of benzene = 157g Temperature = 190 C

Q: If a 33.76 gram piece of porcelain which has a specific heat of 1.07 J/goC absorbs 1,936.56 J of…

A: Given: Mass of the porcelain piece is 33.76 g. Specific heat is 1.07 J/g °C. The energy absorbed is…