Which of the following statements is true about what happens during a chemical reaction?
2 answers:
The correct answer is A. Bonds of the reactants are broken, and bonds of the products are formed.
Answer: The correct option is A.
Explanation: In a chemical reaction, reactants react to form a number of products.
For the formation of products, the bonds of the individual reactants must be broken and the bonds of the products must be formed.
For example: Formation of water from hydrogen gas and oxygen gas. Reaction follows:

The Bonds of hydrogen and oxygen molecule are broken and new bonds between hydrogen and oxygen atoms are formed to give water molecule.
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Sorry, I won't understand your words.
The answer is four hundred
Coal=fire and in the artic its hard to build a fire
Answer:
The density is 0,5 g/cm3
Explanation:
The density (δ) is the ratio between the mass and the volume of a compound:
δ=m/v= 3 g/6 cm3= <em>0,5 g/cm3</em>
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