A. and D. would be the best pick for this sort of experiment, but maybe (unlikely) B. because you could see how they could react in certain situations, how they react to danger but I suggest A.
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Answer:
opinion b
Explanation:
the product of neutralization reaction between hcl and CA(oh)2 is option b.
What volume of 2.50 m lead ll nitrato
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➷ It means that the electrons have absorbed extra energy
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Answer:
the mass number decreases by 4 and the atomic number decreases by 2
