Answer:
A
Explanation:
A chemical change happens when one chemical substance is transformed into one or more different things , such as when iron becomes rust so
B: Acids turn the indicator red, pink, orange, and yellow, while bases turn it green based on what it reactions with or comes in contact with so b is maybe
c is wrong
and d a physical change, will technically yes and no there should have not been a smell afterwards so the only really choose that makes sense here is A
Answer:
CH3COO-
Explanation:
The conjugate base if a weak acid is a strong base, and the conjugate base of a strong acid is a weak base.
Acetic acid is a weak acid, so its conjugate base (CH3COO-) is a strong base.
Nitric, sulfuric, and hydrochloric acids are all strong acid. Their conjugate bases (NO3-, SO4^2-, and Cl- are all weak bases.
Can you give more information?
The correct answer for, An element with the smallest anionic (negative-ionic) radius would be found on the periodic table in, is <span>Group 17, Period 2.</span>
Answer:
I think its D
Explanation:
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