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madam [21]
2 years ago
13

10

Chemistry
1 answer:
Tpy6a [65]2 years ago
6 0

Answer:

one is a and my sister in the with me to go in my

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An isotope of iron has 28 neutrons. If the atomic mass of the isotope is 54, how many protons does it have?
Crazy boy [7]
26 because you need to do 54-28=26
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3 years ago
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92dm3 of a gas dissolved in a solvent. How many moles is this?
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