Achemist finds that when platinum is added to a reaction, the reaction speeds up. he thinks the platinum may be acting as a catalyst. what measurement should the chemist make to determine whether it is a catalyst?

answer: d. a cme increases the amount of energy in the solar wind

explanation:

coronal mass ejections, also called cmes, are large clouds of plasma and magnetic field that erupt from the sun. only when the cloud is aimed at earth will the cme hit earth and therefore cause impacts. high-speed solar wind streams come from areas on the sun known as coronal holes.

the answer is a 3.8cm

explanation: