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MA_775_DIABLO [31]
3 years ago
12

What is the empirical formula for C 57.66

Chemistry
1 answer:
ELEN [110]3 years ago
4 0

C5H12O2 (2-ISOPROPOXYETHANOL)

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Answer:

Communication between scientists increased.

Technological advancements were made.

Explanation:

The options:

<em> Metalworkers began using new metals. </em>

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<em>  Technological advancements were made.</em>

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In atoms, electrons surround the nucleus in?
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3 years ago
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Bob, Jill, Kim, and Steve measure an object's length, density, mass, and brightness, respectively. Which student must derive a u
ValentinkaMS [17]

Answer:

The answer is Bob

Explanation:

The science exist to kinds of measurements base units and derive units of measurement.

Base units are the ones that measure: length, mass, time, electric current, temperature, luminous intensity and amount of substance.

Derivative units of measurement are obtain when we combine the base units.

Know from your question

Bob measures length is a base unit

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Octane C8H18 is an ingredient in gasoline. How many carbon atoms are in 20 kg of octane? help please
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Answer:

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Chemical formula: C₈H₁₈

Molar mass: 114.232 g·mol−1

Melting point: −57.1 to −56.6 °C; −70.9 to −69.8 °F; 216.0 to 216.6 K

Solubility in water: 0.007 mg dm−3 (at 20 °C)

3 0
3 years ago
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