What must you do before adding the equations? multiply the second equation by 2 multiply the first equation by 1/3 multiply the third equation by 1/2

When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)

Which fact represents evidence for the big bang theory?

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false