Answer:
Liquid volume is usually measured using either a graduated cylinder or a buret.
simple molecules contain two atom bonded together
Answer:
A) 0.50 M
Explanation:
The computation of the number of molarity of the NaOH is given below:
As we know that
Molarity = Moles ÷ liters
where
Moles is 20
And, the liters is 40
So, the molarity is
= 20 ÷ 40
= 0.50 M
hence, the molarity of the NaOH solution is 0.50 M
Therefore the A option is correct
Well, depending on the charge, it could be Cu; if it has a charge of 2+
I can try.
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