You serve a volleyball with a mass of 2.5 kg. The ball leaves your hand with a speed of 23 m/s. What is the kinetic energy of th
1 answer:
You might be interested in
Answer:
The Density of the block is 4.667g/mL
Explanation:
Given the following data;
Mass of block = 700g
Volume of block = 150cm³
Density = ?
Density can be defined as mass all over the volume of an object.
Simply stated, density is mass per unit volume of an object.
Mathematically, density is given by the equation;
Substituting into the equation, we have;
<em>Density = 4.667g/mL</em>
Complete Question
The complete question is shown on the first uploaded image
Answer:
the value of
Explanation:
From the question we are told that
The equation is (x + y = 40)
The first value of x is
The second equation is (0.75x + 1.5y = 40)
So substituting
=>
Now substituting y and into second equation
=>
So
