What do you mean by that Oh wait do you mean like 2×2=4 or 2+2=4 something like that maby?? I am still confused?? XD
C. If the mass or length of substance changes it's extensive
Answer:
Compared to early humans our brains seemed to have increased in size, and part of the cause may be because of things like Climage change, ecology and social competition
Explanation:
Answer:
3
Explanation:
remember the equation percentage yield = actual/ theoretical yield as
4.20/4.88 x 100
86.065 so 86.1.
hope this make sense:)
I think the correct answer from the choices listed above is option B. The following reaction does not proceed to form a product: H2O + Au---> no reaction because gold has a lower activity than hydrogen and cannot replace it. Hope this answers the question.
