Answer:
The common velocity v after collision is 2.8m/s²
Explanation:
look at the attachment above ☝️
Answer:
there's a link to answer
Explanation:
there's a link to answer in another's persons response it helps a lot just click on it
Answer:
True
Explanation:
Solids, Liquids, and Gases are all make up of <u><em>atoms and molecules. </em></u>
No
Explanation:
Tap water will not boil and freeze at those exact temperature which are the boiling and freezing points.
O°C and 100°C are the boiling points of pure water.
Pure water is a pure substance with a definite composition made up of 2 atoms of hydrogen and 1 atom of oxygen.
Pure water boils at 100°C and freezes at O°C ,
- Tap water is not pure water.
- It has some impurities in it which causes causes the elevation of the boiling point of liquids and widening of the boiling range.
- Tap water is treated water that contains some other dissolved chemicals.
learn more:
Molecular formula brainly.com/question/4574324
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