Answer:
B
Explanation:
Exergonic reactions are also called spontaneous reactions, because they can occur without the addition of energy. ... In this case, the products, or final state, have more free energy than the reactants, or initial state. Endergonic reactions are non-spontaneous, meaning that energy must be added before they can proceed.
The answer is true . hope this helps!
Answer: 14.3%Explanation: In order to find the mass percent of hydrogen in this compound, you must determine how many grams of hydrogen you'd get in 100 g of compound.
In your case, you know that an unknown mass of hydrogen reacts with 0.771 g of carbon to form 0.90 g of hydrocarbon, which is a compound that contains only carbon and hydrogen.
Use the total mass of the hydrocarbon to determine how many grams of hydrogen reacted with the carbon.
Now, if 0.90 g of this compound contain 0.129 g of hydrogen, it follows that 100 g of this compound will contain.
So, if 100 g of this compound contain 14.33 g of hydrogen, it follows that the mass percent of hydrogen is 14.3%
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I think it’s aluminum cyanide but I could be wrong
Answer:
The IUPAC name of the given compound is - Methyl - 4 - methylpentanoate
Explanation:
IUPAC name of the compound helps to determine the correct structure of the compound which can be used universally in order to avoid any confusion or misinterpretation.

The IUPAC name of the given compound is - phenyl propanoate.

The IUPAC name of the given compound is - Methyl - 4 - methylpentanoate.