Question

A rod of aluminium occupies a volume of CM 3 and weight 27.p g. what is it density​

Answer 1

Explanation:

density Al

=

2.70 g

.

cm

−

3

This tells you that every

1 mL

of aluminium has a mass of

2.70 g

.

All you have to do now is use the density of aluminium as a conversion factor to go from cubic centimenters of aluminium to grams

10.0

cm

3

⋅

2.70 g

1

cm

3

=

27.0 g

−−−−−

The answer is rounded to three sig figs.

Answer 2

Explanation:

Sea Turtles feed on seagrass and seaweed that grow on the ocean floor, which are home to other marine life such as seahorses, and also serve as breeding ground for fish. In order to remain healthy, seagrass and seaweed must not grow to an excessive length, which is where the turtles do their job