Question

Numerical-based Questions.
A substance has a mass of 200 g and has a volume of 45 cm3. find the density.
Calculate the density in g/mL of 0.4 L of solution weighing 150 grams.
Mercury metal is poured into a graduated cylinder that holds exactly 22.5 mL
The mercury used to fill the cylinder weighs 306.0 g. From this information, calculate the
density of mercury.
What is the weight of the ethyl alcohol that exactly fills a 200.0 mL container?
The density of ethyl alcohol is 0.789 g/mL.
A rectangular block of copper metal weighs 1896 g. The dimensions of the block are
8.4 cm by 5.5 cm by 4.6 cm. From this data, what is the density of copper?
Picture-based Questions​

Answer 1

Answer:

mass is 200 g and the volume is 45 cm 3 cube 200*45*3 :135 cm has density

The 0•4 gm litre is 150 gm is

0•4/ x 150 :600 gm

mercury is 22•5 ml is the fill cylinder 306•0 gm is 22•5x306•0=688•50gm