2. A materials opposition to the flow of electric charge. This is because a current is the flow and so an electrical current will be the flow of an electric charge.
Water displamement is effective because there is no way to get an exact and accurate measurement of an irregular solid because you can't measure curved line. Water displamement gives you a proper, exact, and accurate answer.
Neutralisation reaction is the reaction between acid and base to form salt and water only
The two products of neutralisation are salt and water
Answer:
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