A piece of iron at 125oC is placed in a styrofoam coffee cup containing 25.0 ml of water at 25oC. After equilibration, the final temperature was 35oC. Assuming that no heat is lost to the cup or the surroundings, calculate the mass of the sample of iron. The specific heat capacity of the iron is 0.449 J/goC and for water is 4.18 J/goC.
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Chemistry, 21.06.2019 17:00
What mass of carbon dioxide is produced from the complete combustion of 4.50×10−3 g of methane?
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Chemistry, 22.06.2019 21:30
While in europe, if you drive 125 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car’s gas mileage is 32.0 mi/gal? assume that 1 euro=1.26 dollars
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Chemistry, 22.06.2019 22:00
Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.
Answers: 1
A piece of iron at 125oC is placed in a styrofoam coffee cup containing 25.0 ml of water at 25oC. Af...
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