QUESTION 3 The focal length of a convex mirror is 6 cm. How far away from the vertex is the centre of curvature in cm?​

what is the question because that is not a question.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2

part 1: which substance has a higher solubility?

a

smallest amount left undissolved atall temps in table shown most has dissolved high sol'by