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3 years ago

9

Please help ASAP, chemistry question. I’ll make your answer the BRAINLIEST. Thanks (picture attached)

1 answer:

Naddika [18.5K]3 years ago

7 0

Answer:

Electrochemical Cell

Explanation:

An electrochemical cell is a device that can generate electrical energy from the chemical reactions occurring in it, or use the electrical energy supplied to it to facilitate chemical reactions in it. These devices are capable of converting chemical energy into electrical energy, or vice versa.

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2 years ago

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4Fe+3O2<br><br> I really have no idea how to do this.. HELP

Jlenok [28]

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2 years ago

Elina [12.6K]

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2 years ago

A 100.0 mL sample of a 0.200 M aqueous solution of K2CrO4 was added to 100.0 mL of a 0.100 M aqueous solution of BaCl2. The mixt

stepan [7]

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2 years ago

emmainna [20.7K]

Answer:

pH=2.34

Explanation:

HBr -> H + Br

The dissociation it's complete, for that reason the concentration of the products is the same of HBr

[H+]=[Br-]=0.00234 M

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2 years ago