B. 538 j hoped this helps
Answer:
V₁ = 0.342 M
Explanation:
Given data:
Volume of HClO₄ = 15.00 mL
Volume of NaOH = 25.64 mL
Molarity of NaOH = 0.2000 M
Molarity of HClO₄ = ?
Solution:
Formula:
M₁V₁ = M₂V₂
V₁ = M₂V₂ /M₁
V₁ = 0.2000 M ×25.64 mL /15.00 mL
V₁ = 5.128 M. mL /15.00 mL
V₁ = 0.342 M
Answer:
b)
Explanation:
the data for the average height of the plants in all three trails contains error
Answer:
I think that the first one is right(A)