Enzymes speed up chemcial reactions by...
A: lowering activation energy.
B: increasing the activation energy needed.
C: breaking the chemical energy needed.
D: stopping the chemical reaction.
A: lowering activation energy.
B: increasing the activation energy needed.
C: breaking the chemical energy needed.
D: stopping the chemical reaction.
举一反三
- The energy released by the chemical reaction is ( ) heat.
- The production process of thermal power plant is to convert () of fuel into electric energy. A: chemical energy B: heat energy C: mechanical energy D: kinetic energy
- Which equipment is used to convert chemical energy into electrical energy?
- 【多选题】Which of the following energy are storable A. photo energy B. potential energy C. sound energy D. chemical energy
- Heat energy and energy are the middle processes of energy transformation in an electric power plant. (chemical / mechanical)