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Murljashka [212]
3 years ago
14

_________ is the best way to improve the heating and cooling efficiency of your home.

Chemistry
1 answer:
Anon25 [30]3 years ago
4 0
The correct option is B.
Insulating the attic and the walls will regulates the rate at which the house absorb heat from the heater and at the same time it will regulates the rate at which the heat is lost when the heater is not on. Thus, installing an insulator will help improve the heating and the cooling of the house.
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user100 [1]

Answer:

What is the empirical formula of the compound?

Explanation:

When the relative masses of elements in a hydrocarbon are given, it is possible to use this information to obtain the empirical formula by dividing the given masses of each element by the relative atomic masses of the element. The lowest ratio is now used to divide through to obtain the empirical formula of the compound.

The empirical formula only shows that ratio of atoms of each element present in the compound. From the information provided, the empirical formula of the compound is CH2. Hence the answer.

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