Burning wood represents a chemical change.
True or False?
2 answers:
I'd say this is probably true.
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Explanation:
I) carbon dioxide
ii) nitrogen dioxide
iii) nitric acid
iv) sulphric acid
v) Potassium dichromate
vi) hexacyanoferrate (III) ion( not sure)
Answer:
Anions electronic configuration is given by adding electrons.
Answer:
Sodium (Na) and Chlorine (CI)
Explanation:
Answer:
B. begin with a hypothesis
Explanation:
Answer:
I think is Probably B
