Can the absolute energy states of the reactants (E) and products (E2) be measured in a chemical reaction?

1 answer:

8 0

When the products of a reaction have a lower enthalpy than the reactants: The reaction is endothermic. ... Can the absolute energy states of the reactants (E1) and products (E2) be measured in a chemical reaction?

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QUESTION 23

Nutka1998 [239]

Answer:

E = 3600 J

Explanation:

Given that,

Voltage, V = 115 V

Power of electric bulb, P = 60 W

We need to find the electric energy used in 1 minute. The electric energy use is given by :

$E=P\times t\\\\E=60\ W\times 60\ s\\\\E = 3600\ J$