A sample of water of a mass of 627.5g and an unknown initial temperature gains 26366 joules. If the final temperature is found to be 75.59 degrees celsius, ehat was the intial temperature?

Q: 1 MAGINE YOU MII 25 GRAMS OF WATER AT 25 (°C)WITH 25 GRAMS Of WATER AT 65 (°C) PREDICT THE FINAL…

A: Mass of cold water = Mass of hot water = 25 g  Specific Heat of water = c = 4.18 J/g°C Initial…

Q: A sample of water with a mass of 23.31 g and an initial temperature of 367.67 K loses 8615 Joules.…

A: Given  Mass of water ( m ) = 23.31 gram  Release heat ( Q ) = 8615 joule  Initial Temperature ( T1 )…

Q: A 48.3-mL sample of gas in a cylinder is warmed from 22 degrees C to 87 degrees C. What is the…

A: Temperature T1 = 22°C= 22+273 = 295K Volume V1  = 48.3mL  Temperature T2 = 87°C = 87+ 273 = 360K We…

Q: 500 mL steam at 100 C and 1.00 atm pressure is heated until the pressure becomes 1.05 atm. What will…

A: Given,  500 mL steam at 100 °C and 1.00 atm pressure is heated until the pressure becomes to 1.05…

Q: 250 grams of ice, initially at -15 C, is added to coke (240

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Q: 11. A balloon of helium whose volume is 2.20 L at 25°C is cooled by pouring liquid N, over it. The…

A: To solve this problem we have to use Charles' law which is given below as  V1/T1 = V2/T2  Where , V1…

Q: A 602.9 mL sample of carbon dioxide was heated to 347 K. If the volume of the carbon dioxide sample…

A: Given -> Volume (V1)= 602.9 ml  T2 = 347 K Volume (V2) = 852.2 ml T1= ?

Q: The temperature inside my refrigerator is about 4.00 Celsius.  If I place a balloon in my fridge…

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Q: 1. Write a balanced chemical equation, including physical state symbols, for the combustion of…

A: combustion of deacame1      C20H22 (l) +312 o2(g) → 20 co2(g)+ ⊥⊥H20(g)    This is the…

Q: A sample of gaseous krypton is heated with an electrical coil. If 47.2 Joules of energy are added to…

A: Q = m x s (T2 - T1) Where, Q = heat absorbed, m = mass in g, T1 = initial temperature, T2 = Final…

Q: A sample of solid graphite is heated with an electrical coil. If 107 Joules of energy are added to a…

A: We have given that  Mass of graphite = 13.7g  Energy added i.e. heat = Q = 107J Initial temperature…

Q: what is the mass of 29.35ml of water (measured at 4c)? what is the mass of the same volume of ice at…

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Q: How many grams of water can be heated from 25.0 °C to 80.0°C using 12500.0 Joules?

A: The heat required to raise the temperature of a substance can be expressed as :

Q: Convert 373 K to degrees Celsius.

A: To solve this problem we have to use the relationship between Kelvin temperature to degree Celsius…

Q: Calculate the amount of heat needed to boil 80.0g of hexane (C6H14), beginning from a temperature of…

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Q: A 50g sample of an unknown metal is heated with 800 joules. If the temperature of the metal…

A: Given metal is copper

Q: Calculate the AH for evaporating 3.00 grams of water and AH for Condensing 20 grams of water.

A: Enthalpy of vaporization is the amount of energy that must be added to a liquid substance to…

Q: To what temperature in K must a balloon, initially at 25°C and 2.00 L, be heated in order to have a…

A: Given, initial temperature T1 =25 °C =(25+273.15) K =298.15 Kinitial volume =2.00 Lfinal volume of…

Q: Ablock of coper of unknown mass has an nial temperalure of 0.0C The copper is immersed in a beaer…

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Q: A 5.82L balloon filled with gas is warmed from 245.19K to 303.95 K.  What is the volume of the gas…

A: For free expansion or for balloon the external pressure remain constant, this means P1=P2=P Where,…

Q: Between two samples (helium and neon) at the same temp andpressure, which(if an) has the highest…

A: Average kinetic energy of the gaseous molecule is directly proportional to the temperature of the…

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: Liquid nitrogen is obtained from liquefied air and is used in-dustrially to prepare frozen foods. It…

A: Temperature is a physical quantity which tells about how hot or cold body it. It can be measured on…

Q: he auerage ura capa city fa4-yer-ald is obaut 3coL. How nicnly noles uf gGs (car) do he ungs of an…

A: Solve the problem using given information and plug values in Ideal gas law.

Q: When a 750 mL balloon at 25 degrees C is cooled in liquid nitrogen to -196 degrees C, what is the…

A: According to Charles’ law, the volume shows direct relation with temperature that is, it is directly…

Q: A sample of gaseous oxygen is heated with an electrical coil. If 178 Joules of energy are added to a…

A: The energy released or added in a system can be calculated through this formula:…

Q: If the temperature of 483 mL gas container changes from 56.9 °C to 37.9 °C, what will the final…

A: Charles law states that the volume of an ideal gas is directly proportional to the absolute…

Q: A 251.3g sample of water at 5.3 Celsius is taking the freezing 0 Celsius how much energy was…

A: Given, Mass of Water = 251.3 gms = 0.2513 kg Change in Temperature = (0°C - 5.3°C) = (273 K - 278.5…

Q: A balloon is inflated to a volume of 1.7 liters at room temperature (26oC) and placed into a freezer…

A: Given: The initial volume, V1= 1.7 L The initial temperature, T1=26 + 273 =299 K    The Final…

Q: (1) Convert the temperatures-30°C, 10°C, and 50°C to Kelvin and Fahrenheit. 2 Express the nor

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

Q: Benzoic acid, C6H5COOH, melts at 122 °C. The densityin the liquid state at 130 °C is 1.08 /cm3. The…

A: a) Since more is the density of the molecule, lesser will be the Volume of molecules for same mass.…

Q: 5. Afilled balloon has a volume of 5,6 Lat 25 °C and it is placed into liquid nitrogen at a…

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Q: Some groceries are placed in a deep freezer that is set at 18 oF. What is this temperature in…

A: Different units are used to express the volume and mass of substances such as grams, micrograms,…

Q: What are the values of temperature at different temperature scales for SATP (Standard Ambient…

A: The values of temperature at different scales and conversion are shown below.

Q: A sample of liquid mercury is heated with an electrical coil. If 28.8 Joules of energy are added to…

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Q: Convert 58.5°F into celsius unit

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Q: A tank contains 0.152 lbm of H2 (Hydrogen) and has a volume of 13.6ft^3 at 44.5 Pisa. What is the…

A: To Find: To find out the temperature in Fahrenheit of a tank contains hydrogen. Given: Weight of…

Q: A pipet delivers 9.97 g of water at 19°C.What volume does the pipet deliver?

A: Given : mass of water delivered = 9.97 g

Q: A sample of solid copper is heated with an electrical coil. If 69.5 Joules of energy are added to a…

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Q: The amount of heat needed to raise 50.0 grams of water from 20.0 degree Celsius to 30 degree Celsius…

A: Given : mass = 50 grams Temperature T2 = 30oC Temperature T1 = 20oC ∆T=T2-T1         = 30 - 20…

Q: F

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Q: An electric heater supplies 43.3 joules of energy to 27.3-g sample of H2 gas originally at 27.6 °C.…

A: Given the heat supplied, Q = 43.3 J mass of H2(g), m = 27.3 g  Initial temperature, Ti = 27.6 oC…

Q: Calculate the Celsius temperature of 455 ml of a gas if we know that gas takes up 624 ml of space at…

A: Since we know PV = nRT  where P = pressure  V = volume  n = moles  R = constant  T = temperature in…

Q: The force that one object exerts on another object when they rub against each other in opposite…

A: The force that one object exerts on another object when they rub against each other in opposite…

Q: om temperature, substance A is a solid and substance B is a gas. A and B rea llowing equation: A +…

A: Given : We have to predict the state of C.

Q: how many grams of ethylene glycol must you add to 10.00 liters of water in your car radiator to…

A: According to the equation for depression in freezing point,

Q: A 2.5 L helium balloon is filled at a florist's shop. If the temperature inside the shop is 68°F,…

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Q: if the temperature in al paso is 306.15 k, the temperature in seattle is 295.15 k, and the…

A: