Answer:
V = 2.75 L
Explanation:
Given that,
Mass of liquid glycerol, m = 3470 g
The density of liquid glycerol, d = 1.26 g/cm³
We need to find the volume of liquid glycerol.
We know that,
Density=mass/volume
We know that, 1 cm³ = 0.001 L
So, the volume of liquid glycerol is 2.75 L.
1. B
2. C
3. A
4. E
5. D
6. A, B
7. C, E
8. D
Answer: fuel cells have a higher efficiency than diesel or gas engines. Most fuel cells operate silently, compared to internal combustion engines.
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