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LuckyWell [14K]
3 years ago
8

On a heating curve, in which section(s) would you use the equation, Q=mCΔT, to calculate the total heat required?

Chemistry
2 answers:
lana [24]3 years ago
6 0

Answer:

69.420 b=99699969

kirill [66]3 years ago
5 0
69.420 B would be your answer
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Give the empirical formula for C↓8H↓8
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Answer:

Empirical formula of  C₈H₈ =  CH

Explanation:

Data Given:

Molecular Formula = C₈H₈

Empirical Formula = ?

Solution

Empirical Formula:

Empirical formula is the simplest ration of atoms in the molecule but not all numbers of atoms in a compound.

So,

tha ration of the molecular formula should be divided by whole number to get the simplest ratio of molecule

        C₈H₈ Consist of  Carbon (C), and Hydrogen (H)

Now

Look at the ratio of these two atoms in the compound

                         C : H

                         8 : 8

Divide the ratio by two to get simplest ratio

                          C : H

                       8/8 : 8/8

                         1   :  1

So for the empirical formula is the simplest ratio of carbon to hydrogen 1 : 1

So the empirical formula will be

                     Empirical formula of  C₈H₈ =  CH

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