When paraffin oil and water are poured into a container they separate and the paraffin oil forms a layer on top
of the water. When water and mercury are mixed the water forms a layer on top of the mercury.
a) What can you conclude from these two observations?
norn nil were mixed together?

it should be -8.6 cm hope this out

as a general rule, scissors have blades less than 6 in (15 cm) long and usually have handles with finger holes of the same size. shears have blades scissors used to cut hair or fabric must be much sharper

u can delete ur account.

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6. there appears a option 'prefernces' and at that option at the right side , 'edit' is written.

7. click on the edit option.

8. there is a option " i want to delete my account" and click on that.

hope this u

and ur welcm

: )

hypothesising or postulating