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sdas [7]
2 years ago
11

When HBr is added to pure water, HBr molecules lose protons, while water molecules gain protons. In this reaction, HBr is a(n)

Chemistry
1 answer:
Stells [14]2 years ago
3 0
Acid Sorry if I am wrong but I am pretty positive it’s acid
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A watt of is a unit of power equivalent to 1 joule per second (1 J/sec). In other words, a 60 watt light bulb consumes 60 joules
Juli2301 [7.4K]

The time the chocolate bar could power the laptop in hours is 0.00233 hrs.

Since 200 Calories of chocolate bar were burned to power the 100 Watt laptop, we need to find the number of joules on energy in 200 calories of chocolate bar.

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Learn more about time to power here:

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True or false. All mollusks are cemented permanently to the ground
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