Can someone help with this, i’m getting lost in the steps. Like I start off right (i think) then it just gets confusing.

28.12 kg

Explanation:

Here we are given that the density of copper is 8.92 g/ cm³ .

And we are interested in finding out the mass of the given block . The dimensions of the block is 0.052m × 311mm × 19.5 cm .

Now we may use Unitary Method to find out the mass of the block as ,

Mass of 1cm³ of copper is 8.92 g .

Mass of 3153.54 cm³ of copper will be 8.92*3153.54 g = 28129.57 g

a c d and f

just finished the assignment

it should be all of them because it asks if you included all of those in your answer

explanation: