O It takes 34.7 kJ to heat up a 1.42-kg piece of an unknown metal from 25.0°C to 88.5 C. Suppose this piece of metal at 88.5°C is dunked in 3.00 gallons of water at 10 C. What is the final temperature of the system? Recall that the specific heat of water is 4.18 J/(g C), the density of water is 1 g/mL, and 1 gallon is 3.785L.

Q: In an experiment, 25.00 g of iron is heated to 228.00°C and then quickly transferred to 100,0 g of…

A: Given: Mass of iron = 25.00 g. Mass of water = 100.0 g. Initial temperature of iron = 228.00 oC…

Q: In the laboratory a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used…

A: The heat released or gained by a substance is given as: q=mc∆T

Q: ou place 300.0 grams of water in a coffee cup calorimeter and the temperature of the water is 22.3℃.…

A: answer = 23.65 0C

Q: A copper kettle weighs 1.09 kg. (The specific heat of copper is 0.384 J/g·°C) (a) What is the heat…

A: Heat capacity of kettle = Specific heat × weight of copper in gm…

Q: A piece of silver, with specific heat capacity of 0.235 J/(g.°C), is added to an insulated container…

A: Given: The specific heat of water, (cH2O) =4.184 J(g. 0C). The specific heat of silver, (cAg) =…

Q: The specific heat of a certain type of cooking oil is 1.75 J/(g⋅°C). How much heat energy is needed…

A: The mass of oil and the temperature change (ΔT) is given.

Q: In the laboratory a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used…

A:

Q: An aluminum kettle weighs 1.05 kg.(a) What is the heat capacity of the kettle?(b) How much heat is…

A: Specific heat- It is the amount of heat required to raise the temperature of 1g of substance by 10…

Q: The specific heat of a certain type of cooking oil is 1.75 J/ (g.°C). How much heat energy is needed…

A: We have to predict the energy needed.

Q: 20.0 mL of Hg are heated from room temperature (25.00 °C) to 60.00 °C. The specific heat capacity of…

A:

Q: A chunk of mercury at 80.8°C was added to 300.0 g of water at 15.5°C. The specific heat of mercury…

A: Given: For water: Mass of water, mw=300.0 g Temperature change, ∆T=(20.9-15.5)°C=5.4 °C Specific…

Q: A hot lump of 32.7 g of iron at an initial temperature of 81.3 °C is placed in 50.0 mL H,O initially…

A: Given ,  Mass of iron ( m1 ) = 32.7 g Initial temperature ( T1 ) = 81.3°C Specific heat of iron ( s1…

Q: g piece of molybdenum, initially at 100.0°C, is dropped into a coffee-cup calorimeter containing 244…

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

Q: A 1.00 g piece of copper metal is initially at 100.0°C. It is dropped into a coffee cup calorimeter…

A:

Q: Instead of chasing the Roadrunner, Wile E. Coyote thinks he may have found his retirement plan! He…

A: Answer is explained below.

Q: 0.26g CH4 are burned and all the heat added to a silver cup with 90g H2O(l) inside. If the water was…

A: The combustion reaction of CH4 is => CH4 + 2 O2 --------> CO2 + 2 H2O Since the ΔH of reaction…

Q: show  work please

A: Hello. Since there are multiple questions posted, we will answer first question. If you want any…

Q: The specific heat of a certain type of cooking oil is 1.75 J/(g⋅°C). How much heat energy is needed…

A:

Q: The specific heat of a certain type of cooking oil is 1.75 J/(g·°C). How much heat energy is needed…

A: Amount of heat energy required to raise the temperature of a substance is given by,

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

A: The heat transferred by a substance is determined as the equation:

Q: How much energy is needed to heat 180g of water from 28.0 C to 95C. The specific heat of water is…

A: Mass of water = 180g  Specific heat of water = 4.184j/g°C Change in temperature, ∆T = 95- 28…

Q: A  296.0 g piece of granite, heated to  601.0°C in a campfire, is dropped into  1.15 L water (d =…

A: Mass of granite piece=296.0 g  The volume of water=1.15 L=1150 mL The density of water, d = 1.00…

Q: 12. An aluminum kettle weighs 1.05 kg.(a) What is the heat capacity of the kettle?(b) How much heat…

A: (a) Given that mass of aluminium kettle =1.05 kg = 1050 g Now, heat capacity is explained as the…

Q: What is the specific heat capacity of a piece of wood if 3500. g of the wood absorbs 47,550. joules…

A: From the formula of specific heat capacity we have solved this problem.

Q: A 24.0 g sample of granite at 100.0 °C was added to 100.0 g of water at 25 °C, and the temperature…

A:

Q: 12. An aluminum kettle weighs 1.05 kg. (a) What is the heat capacity of the kettle? (b) How much…

A:

Q: 11. A 45.0 g block of iron that has an initial temperature of 340 °C and a 45.0 g block of gold that…

A:

Q: It takes 60. s for a kettle to heat 1.0kg of water (heat capacity is 4.81 j/(g K) from 25 C to 100…

A: This question has two bits. Solved in step 2.

Q: If 171.4 grams of water must be heated from 8.00°C to 85.0 °C to make a cup of tea, how much heat…

A: The solution is as follows :

Q: How many milliliters of water at 31 °C with a density of 1.00 g/mL must be mixed with 95.0 mL (about…

A: Given: Initial temperature of water=31 degree celciusdensity =1.00g/mlvolume of coffee(m2)=95…

Q: A 531.1 g sample of ammonia releases 777.1 joules of heat. The specific heat capacity of ammonia is…

A: Here we are required to find the change in the temperature when certain mass of ammonia releases…

Q: A hot lump of 37.0 g of copper at an initial temperature of 74.3 °C is placed in 50.0 mL H2O…

A: Given;

Q: How many joules does it take to elevate the temperature of 10 g of water from 26C to 50 C? The heat…

A: We have given that  How many joules does it take to elevate the temperature of 10 g of water from…

Q: When 12.29 g of finely divided brass at 95.0 °C is quickly stirred into 40.00 g of water at 22.0 °C,…

A: Given, Mass of brass= 12.29 g Temperature = 95.0°C Mass of water = 40.00 g the temperature of water…

Q: A 350g sample of aluminum is taken out of the freezer at –20oC and placed into 500g of water at 14.6…

A: Given Mass of water = 500 g Initial temperature = 14.6°C Final temperature = 10°C Mass of…

Q: Calculate the specific heat capacity of a piece of wood if 1500.0 g of the wood absorbs 67,500…

A: Interpretation: The specific heat capacity of a piece of wood if 1500.0 g of the wood absorbs…

Q: 4. Andy has a bath and uses 1500g of water heated from 10°C to 40°C and with a specific heat…

A: 4)Q =mc∆T m = 1500g = 1500*10-3Kg c = 4200 j/kg0C, ∆T = 40-10 = 300C Q = 1500*10-3Kg*4200 J/Kg0C *…

Q: 1. A 15.75-g piece of iron absorbs 1086.75 joules of heat energy, and is temperature changes from…

A: Since you have posted multiple questions, we will solve only the first question for you according to…

Q: To determine whether a shiny gold-colored rock is actually gold, a chemistry student decides to…

A: Given information: Mass = 4.9 g Heat required = 54.4 J Initial temperature = 25 oC Final temperature…

Q: 4. A sample of aluminum metal absorbs 9.86 J of heat, upon which the temperature of the sample…

A: Please find your solution below :

Q: A coffee cup calorimeter, including that water it contains, has a heat capacity of 425 J/K, and is…

A: Formula: q = C × ∆T where , q = heat  C = Heat Capacity ∆T = Change in temperature   The Heat lost…

Q: A sample of copper absorbs 43.6 kJ of heat, resulting in a temperature rise of 75.0°C, determine the…

A: Heat (q) = 43.6 KJ  ....Or (because, 1 KJ = 1000 J). So,  = 43.6 KJ × (1000 J / 1KJ)  = 43600 J.…

Q: The specific heat of a certain type of cooking oil is 1.75 J/ (g.°C). How much heat energy is needed…

A: We can solve the problem from the following formula : If we consider Heat required = q, then : q = m…

Q: n the laboratory a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used to…

A: Mass of Copper = 62.86 g The heat energy lost by Copper will be equal to the summation of heat…

Q: A lead fishing weight has a mass of 57 g. The weight absorbs 146 cal of heat. If its initial…

A: The specific heat of a compound suggests the amount of heat needed for per unit mass of the compound…

Q: A 27.5g piece of aluminum sits in a room and cools.  It loses 6120.0 J of heat. If the initial…

A: Mass of Aluminum piece = 27.5 gHeat loose = - 6120 JInitial Temperature = 157.3°CFinal Temperature =…

Q: 18. Two different metals, lead and copper, are heated to 100°C and each is immersed into a separate…

A: The principle behind the calorimeter is the heat released by the metal is received by the water. The…

Q: In the laboratory a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used…

A:

Q: How much energy does it take to heat 15.6 grams of aluminum metal from 25°C to 150.°C? The specific…

A: Mass of Aluminum = 15.6 grams Initial Temperature (Ti) = 25°C Final Temperature (Tf) = 150°C…