Answer:
C
Explanation:
Pressure it says it in the name its the force of colliding particles
Hydroxide ion is a strong and would react with H+ to form water
OH-+H+---->H2O
If an atom has 2 protons, then it must also have 2 electrons for there to be no charge. An extra electron will cause for you to have a negative charge, and if you have more protons than electrons, then you will have a positive charge. :)
Answer:
Direct weighing means that an object is placed directly on a balance and the mass read. Weighing directly requires that the balance be carefully zeroed (reads zero with nothing on the balance pan) in order to obtain accurate results.
Explanation:
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