what is the mass of a in the cylinder if the cross sectional area has 0.4cm square and the vertical length of the liquid is 2cm and density of mercury is 13.6g/cm cube​

step-by-step explanation:

we are given

we have to simplify it

firstly, we will factor it

now, we can cancel like terms

now, we can combine it

so, we get

no

sodium is solid at rt

b. a lightning bug, plug of grass, and a worm