Answer:
Any two metal which are not ductile are iron and zinc ..
The average speed is 160 meters a minute.
Answer:
The second one
Explanation:
Gas pressure is caused by gas molecules bouncing off the container walls and each other. Every time a molecule changes direction because it hits a wall, the change in momentum results in a small push. Due to the large number of molecules involved, the pushes add up to a large amount of pressure.
Answer: 25g/ml
Explanation:
Density = 100.0g/ 4.0mL = 25g/mL