A piece of metal with a specific heat of 0.77 Jg-1°C-1 at 1164.7 °C is dunked into a beaker containing 484.9 mL of water at 25.5 °C. It raised the water's temperature by 6.6 °C. Assuming al heat is absorbed by the water, what was the mass (expressed in grams) of the metal? Cwater = 4.184 J g-1°C-1 Pwater = 1 g/mL Answer in decimal form with 1 decimal place

Q: A generic solid, X, has a molar mass of 61.8 g/mol. In a constant-pressure calorimeter, 18.6 g of X…

A: Answer:- This question is answered by using the simple concept of calorimetry which states heat lost…

Q: calorimeter containing 837 mL of 1.10 M acid, where the acid has a 1 to 1 molar ratio with sodium…

A: We will calculate ∆H in Kj/mol

Q: A common laboratory reaction is the neutralization of an acid with a base. When 40.3 mL of 0.500 M…

A: The volume of HCl = 40.3 mL OR 0.0403 L The molarity of HCl = 0.5 M The volume of NaOH = 75 mL or…

Q: A new metal alloy was created in the laboratory for use in applications where a strong but light…

A:

Q: A piece of hot silicon at 92.8°C weighing 78.3 g is dropped into a coffee cup calorimeter, which…

A: The heat gain will be equal to the heat lost. Qgain=-Qlost The change in heat can be calculated by…

Q: 4. A 5.00 gram sample of an unknown metal was placed in a beaker of boiling water (99.58 °C). After…

A:

Q: A 2.409 g sample of a new organic material is combusted in a bomb calorimeter. The temperature of…

A: Given that, a 2.409 g of an organic compound is combusted in bomb calorimeter. So, mass is m = 2.409…

Q: 5.2 g of NaOH is added to a coffee cup calorimeter containing 861 mL of 1.10 M acid, where the acid…

A: Given molarity of acid = 1.10 M  Volume = 861 mL  Density of the solution = Density of water = 1.0…

Q: During an experiment, a student adds 1.23 g CaO to 200.0 mL of 0.500 M HCI. The student observes a…

A:

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: What is the final temperature when a 5.0 g sample of brass initially at 25 oC absorbs 75 J of heat?…

A: Equation for finding the heat absorbed by brass is as follows. Q=mc∆TQ=heat absorbed by brassm=mass…

Q: To make the perfect cup (approximately 252.6 mL) of hot chocolate, you are searching for a…

A: The mass of the 252.6 mL of chocolate, having a density of 1.06 g/mL, is;…

Q: A generic solid, X, has a molar mass of 61.6 g/mol. In a constant-pressure calorimeter, 18.3 g of X…

A: Heat absorbed/ released by a solution can be calculated by usingthe expression:Q = m.Cp.∆T where, m=…

Q: 5.00 – mL of 0.64M HCl and 45.00 – mL 0.77M NaOH, both initially at 26.0°C, are mixed in a…

A: Given: Concentration of HCl = 0.64 M Concentration of NaOH = 0.77 M Volume of NaOH solution added =…

Q: A sample of 23.9g of ammonium nitrate, NH&NO3. was dissolved in 133.8 g of water in a coffee cup…

A: Given Mass of NH4NO3 =m = 23.9 gMass of water = Mw = 133.8 gInitialTemperature = T1 = 28.1°CFinal…

Q: When 9.85 grams of potassium hydroxide (KOH) are dissolved in 150.0 grams of water at 25.0 °C in an…

A:

Q: A 2.62E1 g sample of aluminum at 1.008E2 °C is added to 1.002E2 g of water at 2.22E1 °C in a…

A: For a chemical reaction or physical process to occur a certain amount of energy should be furnished…

Q: When 21.0 g of 0.200 M NaCl(aq) at 18.7 °C is added to 18.0 g of 0.100 M AgNO3(aq) at 18.7°C in a…

A: Interpretation - To determine the amount of heat produced ( in J) when 21.0 g of 0.200 M NaCl(aq) at…

Q: A  4.03  kg piece of granite with a specific heat of 0.803 J g-1 °C-1 and a temperature of  93.5  °C…

A: Given, Mass of granite = 4.03  kg Specific heat of 0.803 J g-1 °C-1

Q: A piece of iron (mass = 25.0 g) at 398 K is placed in a styrofoam coffee cup containing 25.0 mL of…

A: Given,Mass of iron (m1) = 25 gInitial temperature of iron (Ti) = 398 KSpecific heat capacity of iron…

Q: The temperature of an object increases by 39.4 °C when it absorbs 3715 J of heat. Calculate the heat…

A: Given, Mass of the object (m) = 393 g Change in temperature (∆T) = 39.4 °C  Heat absorbed (Q) = 3715…

Q: In a Calorimetry experiment, a chemical reaction causes the temperature of the solution in the…

A: The heat released can be measured by product of mass of substance with specific heat ad change in…

Q: When 15.0 mL of 3.00 M NaOH was mixed in a calorimeter with 12.5 mL of 3.00 M HCl, both initially at…

A: Given,Molarity of NaOH = 3.00 Mvolume of NaOH = 15.0 mLMolarity of HCl = 3.00 Mvolume of HCl = 12.5…

Q: A student mixes 67.0 mL of a 2.01 M sodium hydroxide solution with 22.4 mL of 6.45 M hydrochloric g…

A:

Q: A chemist dissolved an 10.8-g sample of KOH in 100.0 grams of water in a coffee cup calorimeter.…

A: Here we are required to find the enthalpy of solution of KOH in the unit of kJ/mol

Q: A 1.200 g sample of ZnCO3 (s) dissolved in 40.0 mL of a dilute HCl solution (density = 1.10 g/mL) in…

A: The required equation is given below.

Q: A 77.5g piece of brass is heated so that its temperature is 98.7◦C. Next, it is quickly placed in a…

A: