326000 mm is incorrect as it is either the one in cm or mm. cm aligns with m so it must be mm
The answer is (1). The electrons transfer form one reactant to another means that there is the change of valence. For other choices, the valence of reactant does not change.
The answer to the question above would be true
Various samples of the must be combusted in other to obtain a reliable result.
<h3>What is a bomb calorimeter?</h3>
The bomb calorimeter is used to obtain the energy of a sample. This is called the energy equivalent or the energy value of the sample.
Now, we know that the bomb calorimeter is calibrated by the use of benzoic acid hence it must be combusted first to obtain the basic energy value of the calorimeter.
Various samples of the must be combusted in other to obtain a reliable result.
Learn more about bomb calorimeter:brainly.com/question/24245395?
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Answer:
This method of extraction works because carbon is more reactive than iron, so it can displace iron from iron compounds. Extracting a metal by heating with carbon is cheaper than using electrolysis. In the reaction of iron(III) oxide with carbon, state which substance is reduced and which substance is oxidised.
Explanation:
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