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prohojiy [21]
3 years ago
6

Write the full symbol for the isotope of oxygen having 8 neutrons.​

Chemistry
1 answer:
Helen [10]3 years ago
6 0

Answer:

Isotopes are forms of a chemical element that have the same atomic number but differ in mass. 16O → 8 protons + 8 neutrons; a “light” oxygen); The relative amounts are expressed as either 18O/16O or δ 18O Oxygen - 18 (aka 18O → 8 protons + 10 neutrons; a “heavy” oxygen).

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Using the model of the periodic table, which two elements pictured have similar chemical properties?
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The vertical columns (groups) of the periodic table are arranged such that all its elements have the same number of valence electrons. All elements within a certain group thus share similar properties.

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3 years ago
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In a science experiment, Javi concludes that a chemical reaction has occurred. What evidence would support this conclusion?
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He substance, cocl2, is useful as a humidity indicator because it changes from pale blue to pink as it gains water from moist ai
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3 years ago
True or False: Your blood is a neutral solution.
MaRussiya [10]

Answer:

True

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8 0
3 years ago
What is the concentration, in mass percent (m/m), of a solution prepared from 50.0 g nacl and 150.0 g of water?
Nataly [62]
Mass of solute ( m1 ) = 50.0 g

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