Chemistry, 11.12.2020 01:20 haileyhale5
A sample of cobalt (specific heat of Co = 0..418 J/g˚C) at 200.0˚C is dropped into a calorimeter containing 50.0 mL of water at 21.1˚C. The final temperature of the water/cobalt mixture was 67.1˚C. What was the mass of the sample of cobalt?
Answers: 2
Chemistry, 21.06.2019 15:00, grayfaith16
1) how many electrons are in each energy level of the following elements? a. he b. na c. na d. ne 2) how many valence electrons are percent in the following atoms? a. s b. mg c. be d. cl 3) which of the following elements are stable as atoms? a. he b. o c. cl d. ar if you are able to provide the work as to how you got the answers that would be greatly appreciated. : )
Answers: 1
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A sample of cobalt (specific heat of Co = 0..418 J/g˚C) at 200.0˚C is dropped into a calorimeter con...
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