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A) A 150 g sample of water (initially at 45.0oC)is mixed with a 200 g sample of water (initially at 84.0oC). Find the final temperature of the system
B) A 25 g sample of iron (initially at 800.00oC)is dropped into 200 g of water (initially at 30.00oC). The final temperature of the system is 40.22oC. Find the specific heat of iron.
Otane has a density of 0.692 g/mL at 20°C. How many grams of O2 are required to burn 5.95 gal of C8H18?
Which of the bonds that maintain the conformation of proteins are most sensitive to disruption by high concentration of ethanol
A zero-order reaction has a constant rate of 3.20×10-4 . If after 60.0 seconds the concentration has dropped to 6.50×10-2 , what was the initial concentration?
Initally, only H2S is present at a pressure of 0.123 atm in a closed container. What is the total pressure in the container at equilibrium
What is the pH of the solution created by combining 8.00 mL of the 0.10 M base with 8.00 mL of the 0.10 M acid
1. determine the volume of 6.4410-2 m adenosine triphosphate atp that is having 1.68 mol of adenosine triphosphate
Use this mass and the dilution volumes to calculate the ACTUAL molarity of the sulfuric acid in the INITIAL solution.
Which of the following processes listed below represents the experiment for measureing an ionization energy?(E--> represents a nuetral element, "m"- represents a metal cation; and X represents a nonmental anion)
A lab procedure requires 35.0 mL of a liquid. Which of the following glassware should be used to obtain the volume with the greatest number of significant figures: 50mL beaker, 100mL erlenmeyer flask, 250mL graduated cylinder, 50mL graduated cylin..
Find the final temperature of 10kg of iron metal, initially at 25degC, after the addition of 50000 J of heat
Carbon Dioxide and water form during combustion of methane. How many grams of water vapor form when 2.39 g of methane react completely with excess oxygen? CH4 (g) + 2 O2 (g) ------> CO2 (g) + 2 H2O (g)
Arrange the following 0.1 M solutions in order of increasing conductivity and explain why you chose this order: 0.1 M FeCl3, 0.1 M MgCl2, 0.1 M NaCl, 0.1 M glucose (C6H1206)
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