If some heat were transferred to the air or Styrofoam cups, would your calculated enthalpy of solution of the unknown salt be too high or too low? Explain.

If some heat were transferred to the air or Styrofoam cups, the calculated enthalpy would be too low as the energy change in the system, so its C.

Explanation:

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organisms are more likely to be more preserved in mud than sand because mud is moist and wet, while sand is very dry.

the answer for sodium is 0.186

the answer for rubidium is 0.251