perature of a 12.58 g sample of calcium carbonate [CaCO(5)] decreases from 38.2 C to 236°CH the specific heat of calcium carbonate is 0.82 J/g-K, how many joules of heat are lost to the surroundings? Select one: О а. 151 O b. 7.5 O C.-5.0 O d. -0.82 О е.-138

Q: Piece of metal with a mass of 48.342 g at an initial temp of 108 C is placed into 50 g of water…

A: Given, mass of metal =48.342 graminitial temperature of metal =108 °Cmass of water =50 graminitial…

Q: The overall reaction in commercial heat packs can be represented as 4Fe + 3O2=2Fe2O3(s)ΔH= -1652 kJ…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: A 150 g sample of a metal is heated to 75.0°C and then placed in a calorimeter containing 150.0 g of…

A: Interpretation -  To determine the specific heat capacity of metal when a 150g of metal is heated to…

Q: How much heat is N₂ + 3 Br₂ This reaction is 2 NBr3+ 44.0 kJ (2.22 x 102 mol N₂)(- evolved/absorbed…

A: The given reaction is as follows: N2 + 3Br2 → 2NBr3 + 44.0 kJ The moles of N2 given = 2.22×102 mol

Q: A 51.46 g piece of cadmium metal initially at 82.15 oC is placed in a calorimeter with 50.00 mL of…

A: Let the final temperature be x°C. From calorimetry, Heat loss by cadmium = Heat gain by water Heat…

Q: The AH for the solution process when solid sodium hydroxide dissolves in water is 44.4 kJ/mol. When…

A:

Q: Mass of metal slug 58.953g Mass of water in calorimeter 100g Initial temp of water…

A: The heat gained by the water can be calculated using the formula:q=m×c×ΔTwhere:q is the heat energym…

Q: A 531.6 g sample of sodium undergoes a temperature change of +86.75 °C while absorbing 857.4 joules…

A:

Q: At a pressure of 1 atm, CO2 sublimes (changes directly from solid to gas) at -78°C. a. At 1 atm,…

A: Given :  Mass of CO2 = 2.20 gm  molar mass of CO2 = 44 gm/mol  Pressure  = 1 atm  Initial…

Q: Part C at A piece of metal weighing 5.50 g at a temperature of 47.8 °C was placed in a calorimeter…

A:

Q: Given the hypothetical thermochemical equation: A + B —> C + D ΔH = - 430 kJ A. The reaction is…

A: A multiple choice question based on thermochemical equation, which is to be accomplished.

Q: Liquid hydrogen peroxide is an oxidizing agent in many rocket fuel mixtures because it releases…

A:

Q: The specific heat of a certain type of metal is 0.128 J/(g.°C). What is the final temperature if 305…

A:

Q: A 2.5 g sample of NH4NO3 is dissolved in 135 g of water in a Styrofoam cup, changing the temperature…

A: Data given: Mass of NH4NO3 dissolved = 2.5 g Mass of water = 135 g Initial temperature, T1 = 25.1 °C…

Q: What is the final temperature (in K) of 2.630 g of water with an initial temperature of 293.2 K…

A: Given: The initial temperature of the water, (T1) = 293.2 K. The mass of water, (m) = 2.630 g The…

Q: The combustion of 2.268 g of propanol (C,H,OH) increases the temperature of a bomb calorimeter from…

A: Given that : The mass of propanol = 2.268 g Initial temperature = 298.00 K Final temperature =…

Q: 81. The specific heat capacity of iron is 0.461 J[g x K) and the specific heat capacity of titanium…

A: Given: Specific Heat capacity of iron= 0.461 J/gK Specific Heat capacity of titanium=0.544 J/gK A…

Q: 6. The heat of combustion of liquid ethylene glycol, C2H6O2 is -1189.2 kJ/mol. In an experiment 4.34…

A: All the details are explained in handwritten solution.

Q: What is the specific heat of 85,885.86 mL of a substance, that has a recorded temperature of 429.2…

A: Given: The volume and density of the unknown substance, hence, mass of unknown can be solved as -…