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Kipish [7]
2 years ago
15

Chemical reactions guided reading and study describing chemical reactions what are chemical equations ci 2.2

Chemistry
1 answer:
vlada-n [284]2 years ago
7 0

Answer:

i dont really know this one

Explanation:

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Sulfurous acid, H2SO3, breaks down into water (H20) and sulfur dioxide (SO2).
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1 atom of sulfur

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3 years ago
An atom is made of 16 protons, 17 neutrons, and 18 electrons. What is the mass number of
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Answer:

The answer is 33 .

Explanation:

The mass number of an atom is the atomic mass which consists of proton and neutron. This atom has 16 protons and 17 neutrons so it has a mass of 33 :

proton number + neutron number = nucleon number / atomic mass

16 + 17 = 33

6 0
2 years ago
The number 0.000402 expressed in scientific notation is
goldfiish [28.3K]

Answer:

hope its help you

Explanation:

4.02 x 10-4

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3 years ago
What is sustainability
11Alexandr11 [23.1K]

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Two valence electrons

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