Answer: Option B) They are chemical reactions that give off energy and increase the temperature of the surroundings.
Explanation:
Exothermic reactions are chemical reaction that occurs spontaneously and brings about the release of energy (in form of heat) to raise the temperature of their surroundings. Hence, the reacting vessel feels hot as the reaction proceeds to completion.
An example of exothermic reaction is the reaction between an acid and base
Oxygen and Hydrogen forms a single covalent bond
Answer:
PLEASE HELP ME WHATS THE ANSWERPLEASE HELP ME WHATS THE ANSWERPLEASE HELP ME WHATS THE APLEASE HELP ME WHATS THE ANSWERNPLEASE HELP ME WHATS THE ANSWERSPLEASE HELP ME WHATS THE ANSWERWERPLEASE HELP ME WHATS THEPLEASE HELP ME WHATS THE ANSWER ANSWERPLEASE HELP ME WHATS THE ANSWERPLEASE HELP ME WHATS THE ANSWERPLEASE HELP ME WHATS THE ANSWERPLEASE HELP ME WHATS THE ANSWER
Answer:
B) Changing the enzyme concentration
Yes, it depends on the size of the ball and the weight. If it's heavy and big then it'll affect how far it rolls, if it's small and has no weight then it won't really move as much
