Magnesium(?)
<span>2 HCl + Mg ? MgCl2 + H2</span>
I know that Lewis acids and bases are the most inclusive because it deals with electron acceptors and donators. so the answer must be A
Answer:
Answers in explanation.
Explanation:
30. A (A chemical changes changes the chemical properties)
31. C (rusting is an example of a chemical change
32. B (A reaction requires energy, so some energy will be expelled)
33. B (Color change is an example of a chemical change)
34. A (The law of the conservation of mass: Mass and Energy cannot be created nor destroyed)
Answer:
1)alkali metals
2)1g/ml
3) mercury
Explanation:
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