45.0g of butane (C4H10) are burned under a calorimeter containing 100.Og of H2O. The temperature of the water increases from 15.0°C to 75.0°C. What is the heat of
combustion of butane in KJ/mol?
32.4 KJ/mol
11.2 KJ/mol
19.4 KJ/mol
25.1 KJ/mol

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?