The answer is option A.
The Student identifies the test tube
that stops bubbling first contains the catalyst.
Because Catalyst is a substance which
increases the rate of reaction, and the reaction shows that when a product is
obtained bubbles formed.
<span>When the student added X, Y and Z to the
test tubes. The one which is a catalyst fastened the reaction.</span>
I think the answer is c because each polymer has 1 monomer
Prophase, metaphase, anaphase, and telophase.
Answer:
aluminium, copper, iron, tin, gold,
