Answer:
Soda-acid fire extinguishers contain sodium bicarbonate and sulphuric acid. It is the most effective house-hold fire extinguisher and it consists of a strong iron vessel .The sulphuric acid reacts with sodium bicarbonate to form sodium sulphate, water and carbon dioxide.
Explanation:
It is completely normal to get results that do not support the hypothesis.
If a scientist encounters this, he/she should refine (change) the hypothesis and perform the experiment again.
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Hi!
It is D, homologous structures.
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Rna is a cells singal identity, while dna defines a person. Tell me if i am incorect
Answer:
After a tadpole develops legs and a wide mouth, it is called a metamorphosis.
Im so sorry if it's wrong
