WILL MARK BRAINLIEST Calculate the molar enthalpy of the reaction:

0.25 moles of a substance is reacted, and the heat released produces a 4.5°C temperature increase in 325 ml of water in a coffee cup calorimeter. (Recall that the specific heat capacity of water is 4.19 J/g°C.)

A)24,511.5 J/mol

B)35,733.8 J/mol

C)44,321.9 J/mol

D)57,422.2 J/mol

Which of the following is an example of how telecommunication devices people do their jobs? a.) a security guard checks the time using a digital watch. b.) a banker does some quick math using a solar calculator. c.) a nurse uses a digital thermometer to take a patient’s temperature. d.) a construction worker reports in to his office using a cell phone.

What is the largest environment on earth?

Scientist think that animals with remarkably similar embryo development probably shared a common ancestor