Javanese5987

26.07.2019 • 

Chemistry

Ido not get anything! will mark brainiest answer 1. to produce heat, an instant heat pack uses a chemical reaction. discuss the general chemistry behind the heat production by the heat pack (you do not need to discuss the specific reaction that occurs in a heat pack). also describe the application of the law of conservation of energy to what’s occurring in the heat pack and as the heat spreads to the surrounding environment.

Ответ:

mathhelper22

31.05.2020

Chemistry

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Chemical energy takes on many forms such as heat, light, and work. Questions: How can chemicalenergy be employed to make the common first aid items hot and cold packs? 1) List all of the important features to consider in making a hot or cold pack: Data/Fact Gathering: You need to measure hot and cold. Sure, you ...

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Ответ:

alexandergonzalez38

21.01.2021

Chemistry

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Lichens can be used as air pollution indicators, especially of the concentration of sulphur dioxide in the atmosphere. Lichens are organisms that grow in exposed places such as rocks or tree bark. They need to be very efficient at absorbing water and nutrients to grow there.

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