Register
A cold pack is snapped, and the chemical reaction causes the pack to feel cold. Which kind of reaction is this
18.8k views
12 votes
A cold pack is snapped, and the chemical reaction causes the pack to feel cold. Which kind of reaction is this

User Jeff Widman
by
4.3k points

1 Answer

7 votes
Endothermic, as it makes its surroundings cooler.
User Fishcake
by
4.3k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

4.5m questions

5.8m answers

Other Questions

What is the variable for this number 22.4L?
Which of the following aqueous solutions are good buffer systems? . 0.29 M perchloric acid + 0.15 M potassium perchlorate 0.16 M potassium acetate + 0.26 M acetic acid 0.18 M hydrofluoric acid + 0.12 M
What mass of 2-naphthol would have to be ingested by each rat in a sample set of rats in order to kill half the population of rats? Assume each rat weighs 230 g. Show your calculations for full credit.
1. If temperature is increased, the number of collisions per second do what
What color flame did lead nitrate produce? yellow-red blue green purple
Link Copied!