Fifty milliliters of water at 60 oC is added to 75 mL of water at 30 oC in a coffee cup calorimeter. The resulting mixture was observed to have a temperature of 40 oC. What is the calorimeter constant?

electron microscopy and scanning tunneling microscopes gives us a greater understanding of atoms by being able to see the atom itself, and lets us see some atomic reactions.

explanation:

b) mutualism

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hurricanes form in warm water