<h2>
Answer </h2>
The answer to this question is <u>407.5 g</u>
<h2>
Explanation</h2>
- The density of the substance = 1.63 g/ml
- The volum of the substance = 0.25 L
- Mass of the substance = ? (Determined)
We know that

So, 0.25 L will be equal to 250 ml. ( Unit must be same)
Formula




Se, mass of the substance is 407.5 g
If you look up "distance vs time graph" you can pull up images on google and check them out. That's what I did and on the x-axis (horizontal line) it said "time." I'd go with time.
Answer:
b, the fastest the car has traveled out of those options is 4-5 seconds.
Explanation:
In radio communication, "amplitude modulation" refers to encoding a wave with information by adjusting the height (amplitude) of the waves. <em>(a)</em>