QUESTION 7 Calculate the amount of heat required (in J) to raise the temperature of 23.6 g of calcium (specific heat= 0.628 J/g "C) from 18.8 °C to 607.9 "C

Q: A cube of aluminum has a mass of 200 grams and its temperature rises from 15.0 °C to 24.0 °C when…

A: Mass of Al = 200 grams = MInitial Temperature = Ti  = 15 °CFinal Temperature = Tf  = 24 °C∆T = Tf  -…

Q: Calculate the amount of heat needed to boil 146. g of benzene (C6H6), beginning from a temperature…

A: Step 1: Heating to Boiling Point: Step 2: Vaporization: Step 3: Total Heat Step 4:

Q: Calculate the amount of heat needed to boil 32.2 g of benzene (CH), beginning from a temperature of…

A:

Q: Calculate the amount of heat needed to melt 84.5 g of ice (H₂O) and bring it to a temperature of…

A: Given that, The mass of ice (H2O) is 84.5 g. We have to calculate the heat required to bring it to a…

Q: 6. Rand the following photons in terms of decreasing energy: IR (v= 6.5 x 1013 Hz), microwave (v =…

A: Since you have specifically asked for question number 6 to be done, we will solve that one for you.…

Q: Metal Calcium Iron Silver Gold Specific Heat (J/g °C) Answer: 0.647 0.449 0.235 0.129 In joules, how…

A: The mass of silver metal is = 33.0 g The initial temperature of the metal is = 184oC The final…

Q: A 59.6 g piece of hot iron is placed in 153.2 g of water with an initial temperature of 24.5°C. The…

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Q: How much heat is released when 358 g of water cools from 68.3°C to 18.9°C? The specific heat of…

A: This is the question of thermodynamics Here we have to calculate heat released It uses the formula…

Q: A 46.4 g piece of hot iron is placed in 154.1 g of water with an initial temperature of 24.4°C. The…

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Q: Calculate the kinetic energy of a 133.mg raindrop moving at a speed of 7.0m/s

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Q: Calculate the amount of heat needed to boil 12.0 g of acetic acid (HCH3CO₂), beginning from a…

A: The objective of the question is to calculate the total heat required.

Q: 4. An x-ray has a wavelength of 1.3 x 10-1º. Calculate the energy (in J) of one photon of this…

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Q: e 1-124 akes 87.6 J of heat to raise the temp of 51.0 g of a metal by 3.9°C. Calculate specific heat…

A: Given, mass of metal = 51.0 g Temperature difference , ∆T = 3.9°C Specific heat , c = ?

Q: You have a 12 oz. can (355 mL) of beer. You test the temperature and see that it reads 0°C. Now this…

A:

Q: + II *00 Question 5 Metal Specific Heat (J/g°C) Calcium 0.643 Iron 0.449 Silver 0.235 Gold 0.129 In…

A: Given, For Silver (Ag): mass of Ag = 31.0 g Initial temperature of Ag (Ti) = 200°C Final temperature…

Q: 125 mL of H20 is initially at room temperature (22.0°C). A chilled steel rod at 2.0°C is placed in…

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Q: 114.0 mL of H2O at 20.32 oC  is heated  to 86.22 oC. How many kJ of heat did it gain from the…

A: 114.0 mL of H2O at 20.32 oC  is heated  to 86.22 oC. How many kJ of heat did it gain from the…

Q: A When sodium is exposed to chlorine, a violent chemical reaction occurs and sodium chloride (salt)…

A:

Q: When 2 kg of water vapor cools to a temperature of 373 K, the value of q=-930 KJ. If the specific…

A: Formula used for calculation of q= mC∆T

Q: How much heat is absorbed by 68 g of ice when it melts? The heat of fusion of ice is 80. cal/g and…

A: 1) Mass of Ice is (m)=68 g 2) The heat of fusion of ice is (L)=80 cal/g

Q: In the lab, a cube of concrete has a mass of 14.8 grams and its temperature rises from 23.3°C to…

A: The amount of heat required to increase the temperature of one kilo gram of a substance by one…

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

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Q: 44. Convert 355 kJ to mJ. Express your answer using 3 significant figures. 355 kJ = Answer mJ

A: According to the metric system, the following conversion is obtained: 1 kJ (kilojoules) = 106 mJ…

Q: The specific heat capacity of liquid bromine is 0.226 J/g-°C. How much heat (in Joules) is required…

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Q: Aluminum has a specific heat of 0.902 J / 9•°C. How many joules of heat are required to change the…

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Q: A student burns a small snack food item and finds that it releases 40,800 J of energy. How many…

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…

Q: A container of gas is placed in a freezer at a temperature below the boiling point for the…

A: Given : Gas is condensing at a temperature below its boiling point temperature.

Q: The cooling system in an automobile holds 10.0 L (11,100 g) of ethylene glycol antifreeze.  How much…

A: Mass of ethylene glycol (m) = 11,100 g Change in Temperature ΔT = 108.2 °C —18.8 °C = 89.4 °C…

Q: Calculate the amount of heat needed to boil 59.8 g of acetic acid (HCH3CO₂), beginning from a…

A: Given :- mass of acetic acid = 59.8 g               initial temperature = 117 °C To be calculated =…

Q: what volume of water (in ml), initially at 54.3 C, needs to be mixed with 146ml of water, initially…

A: The formula used here is given below q=mC∆Twherem is the mass of sampleC is the specific heat and∆T…

Q: Cup + Water (g) 103.4g Cup 1.6g Water ? Initial Temp 19.8°C Final Temp 27.6°C Change in Temp For the…

A: We have given that  Cup + water = 103.4g  Cup = 1.6g  Water  = (Cup+ water) - ( Cup)              =…

Q: Using heat of fusion or vaporization to find the heat needed to melt or boil a substance] Calculate…

A: Solution :    The heat of vaporization is the amount of energy required to convert a liquid…

Q: How much energy is needed to convert 52.3 grams of ice at 0.00°C to water at 61.2°C? specific heat…

A: Temperature of ice = 0.00 0C =TiFinal temperature = 61.2 0CMass of ice = 52.3 gSpecific heat of ice…

Q: Calculate the amount of heat needed to melt 13.2 g of ice (H₂O) and bring it to a temperature of…

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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…

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Q: In the lab, a cube of concrete has a mass of 49.9 grams and its temperature rises from 29.3°C to…

A: Mass of concrete = 49.9 grams Initial Temperature = 29.3 °C  Final temperature = 69.9 °C  Specific…

Q: None

A: The given mass of ethanol =166gThe molar mass of ethanol =46.1g/molThe number of moles of ethanol…

Q: It took 2115 J to raise the temperature of a sample of water from 15.5 °C to 30.5 °C. Convert 2115 J…

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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: A water heater contains 54 gal of water. How many kilowatt-hours of energy are necessary to heat the…

A: Step 1-We have to calculate the value of energy in kilowatt hours necessary to heat the given water…

Q: Calculate the amount of heat needed to melt 67.8 g of solid methanol (CH3OH) and bring it to a…

A: Answer:Melting of given solid methanol is a 3 step process:Melting of solid methanolIncrease in…

Q: Rachel burns a 53 gram cracker under a soda can filled with 87.3 grams of water. She took the…

A: Rachel burns a 53 gram cracker under a soda can filled with 87.3 grams of water. She took the…

Q: Nitesh

A: The objective of this question is to calculate the amount of heat required to boil a given mass of…

Q: piece of metal was placed into a 75.00 grams of water. the temperature of the water increased from…

A:

Q: 6. Rand the following photons in terms of decreasing energy: IR (v= 6.5 x 1013 Hz), microwave (v =…

A: Numerically, The energy (E) of photons is related to frequency (ν) of photons in the following way…