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ICE Princess25 [194]
3 years ago
6

What are the two ways we can get the mass of an object?

Chemistry
1 answer:
Anni [7]3 years ago
7 0

Explanation:

divide the objects weight by the acceleration of gravity to find the mass

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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:

Octane is a hydrocarbon and an alkane with the chemical formula C 8 H 18, and the condensed structural formula CH 3 (CH 2) 6 CH 3.Octane has many structural isomers that differ by the amount and location of branching in the carbon chain. One of these isomers, 2,2,4-trimethylpentane (commonly called iso-octane) is used as one of the standard values in the octane rating scale.

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)

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