2 years ago

What observation would you look for to tell if a reaction was endothermic?

1 answer:

5 0

Exothermic reactions release heat into their surroundings and endothermic reactions absorb heat and are cool. I believe the correct answer is D.

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OverLord2011 [107]

Answer:

An ion with 11 protons, 11 neutrons, and 10 electrons would have a charge of 1+, also expressed as a charge of positive one or +1.

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3 years ago

Ivenika [448]

Yup go this website for more information http://dwb.unl.edu/calculators/activities/BalEqn.html

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3 years ago

Scrat [10]

C) Fluorine is the most reactive among halogens

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3 years ago

Karo-lina-s [1.5K]

I think it’s d
If it’s wrong then I’m sorry

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3 years ago

kifflom [539]

Answer:

77°F

Explanation:

(25°C × 9/5) + 32 = 77°F

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3 years ago