Chemistry, 07.05.2021 08:00 kghmgfxn3292
HELP NEEDED REAL ANSWERS ONLY A 72.0-gram piece of metal at 96.0 °C is placed in 130.0 g of water in a calorimeter at 25.5 °C. The final temperature in the calorimeter is 31.0 °C. Determine the specific heat of the metal. Show your work by listing various steps, and explain how the law of conservation of energy applies to this situation.
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Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?
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Nonpoint source pollution is difficult to control because it
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Chemistry, 22.06.2019 13:50
Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
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Chemistry, 22.06.2019 21:50
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A 72.0-gram piece of metal at 96.0 °C is placed in 130.0 g of water...
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