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Nady [450]
2 years ago
15

Hi help me pleaseeeeeee

Chemistry
1 answer:
lesya692 [45]2 years ago
4 0

Answer:

balancing the equation we get c2h6 + 3o2 -------> 2h2o+ 2co2 look the totalass of the atoms in reactant is equal to the totalass of product ,hence the law is applied

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Those that “prefer” A charge; the Halogens and Chalcogens are good examples - Halogen MEANS salt forming, and even organic compounds can form salts; look up “tropylium ion”.

Explanation:

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The most unusual characteristic of Uranus is _____.
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the axis is tilted at 98 degrees

Explanation:

Uranus is blue, not green; it has an atmosphere of hydrogen and helium, not methane.  While it does have an icy cold temperature, that's not a very unusual characteristic for an outer planet.  However, the tilt of the axis is unusual; no other planet is tilted almost completely on its side!

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A race car travels on a circular track at an average rate of 125 mi/h. The radius of the track is 0.320 miles. What is the centr
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<h3><u>Answer;</u></h3>

<em><u> = 48,828.125 mi/hr²</u></em>

<h3><u>Explanation and solution</u>;</h3>
  • <em><u>Centripetal acceleration is the rate of change of angular velocity. Centripetal acceleration occurs towards the center of the circular path along the radius of the circular path</u></em>.
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                                                  =15625/0.320

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4 0
2 years ago
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A chemical formula shows the kinds and numbers of <u>atoms</u> in the smallest representative unit of a substance.

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In chemistry, a  formula unit is the empirical formula of "ionic or covalent network solid compound" that is used as an independent entity for "stoichiometric calculations". This formula is a representation of a molecule that uses chemical symbols.

The unit is the lowest whole number ratio of ions represented in an ionic compound. It gives the numbers of atoms representing the "smallest representative" unit of a substance. The number of atoms also tells us about the chemical and physical properties of the compound formed.

4 0
3 years ago
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