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Which of the following best describes Avogadro's number?
Which element is used as a moderator in nuclear reactors?
What is the common name for the compound NaCl?
What is the chemical formula for baking soda?
Which acid is present in vinegar?
What is the term for substances that cannot be broken down into simpler substances?
What is the name given to positively charged ions?
Which gas is used in the manufacture of fertilizers?
Which subatomic particle has no charge?
What is the pH of gastric acid in the human stomach approximately?