1. The protons in the nucleus attract electrons.
True or False
2. Neutrons have a posit...
Chemistry, 03.03.2021 16:30 FreyaLouise
1. The protons in the nucleus attract electrons.
True or False
2. Neutrons have a positive charge.
True or False
3. Scientists have discovered over two hundred elements.
True or False
4. An element is composed of at least two kinds of atoms.
True or False
Answers: 3
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2h2s + 3o2 2so2 + 2h2o which option gives the correct mole ratios? h2s: so2 = 2: 2 and o2: h2o = 3: 2 h2s: so2 = 2: 3 and o2: h2o = 3: 2 h2s: so2 = 4: 4 and o2: h2o = 5: 4 h2s: so2 = 4: 6 and o2: h2o = 4: 4
Answers: 1
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Express the following number in scientific notation. 0.026890 =
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Using data from seismic waves, geologists have learned that earth’s interior is made up of several
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