Answer:
2C8H18(l) + O2(g)--->CO2(g)+H2O
This is false. The amount of electrons in lithium (Li) is not 7, it is 3. There are 3 electrons in lithium.
B. Decomposition.
<span>The electrodes used must not react with the elements thus formed; platinum is favorite for these.</span>
To find moles from grams divide the number of moles by the molar mass...
32.7g/18.01 which is 1.82 using significant figure rules
Answer:
it is an exothermic reaction
Explanation:
exothermic reactions have a negative ∆H
i.e, product of the reaction is less that the reactants of the reaction
(Note : ∆H= products - reactants), that's why it's exothermic
