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andrey2020 [161]
3 years ago
13

Need help with question 1 a b and c also question 3 ASAP help needed

Chemistry
1 answer:
Mariulka [41]3 years ago
5 0
What grade are you in because im in eighth grade and that is hard
i cant even look up the answer online

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positive charge

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Given the law of conservation of energy, what happens when a 200°C iron bar is placed in thermal contact with a 30°C block of wo
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According to the law of conservation of energy or the first law thermodynamics energy neither be created nor destroyed, energy is transferred from one form to another form.

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7 0
3 years ago
The general equation for an acid base reaction looks lik:
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B. acid + base --> salt + water

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Acids are substances that dissolve in water to produce hydrogen ions, H+.A base is a substance that dissolves in water to produce hydroxide ions, OH-.In a chemical reaction of an acid and a base, the products are a salt and water.For example when hydrocholoric acid is added to sodium hydroxide, a salt namely sodium chloride is formed with additional water.


6 0
3 years ago
Read 2 more answers
How to answer this ?
nadezda [96]
You multiply (4×10)by*
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3 years ago
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