The isomerization of cyclopropane follows first-order kinetics. The rate constant at 700 K is 6.20 x 10*(–4) min*(–1), and the half-life at 760 K is 29.0 min. Calculate the activation energy for this reaction. A) 5.07 kJ/mol D) 60. kJ/mol
B) 27.0 kJ/mol E) 270. kJ/mol
C) 50.7 kJ/mol

A__ is two or more substances that are together in the same place but are not chemically combined

Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)

In science class richard learns that a substance has a boiling point of 230 fahrenheit his teacher ask him to convert this temperature to degrees celsius what is the boiling point of his substance in degrees celsius