The activation energy of a reaction is 130.4 kJ, and frequency factor (A) is 2.42 x 1010 sec -1, at what temperature (in Celsius) is the rate constant equal to 0.07878 sec-1

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?

All cells are made of four types of acids, lipids, proteins, and carbohydrates.

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?