question 34 of 38\nwhat type of chemical reaction requires the absorption of energy or heat from an external…

question 34 of 38\nwhat type of chemical reaction requires the absorption of energy or heat from an external source for the reaction to actually occur?\nselect the correct response:\nacid - alkali neutralization\nendothermic\nredox\nexothermic
Answer
Brief Explanation:
Endothermic reactions absorb energy or heat from an external source to occur. Acid - alkali neutralization and exothermic reactions release energy, and redox reactions involve electron transfer and are not defined by energy absorption.
Answer:
B. endothermic