Answer:
True
Explanation:
Because anything that has mass also has gravity
Answer:
3 Hz
The frequency is three waves per second, or 3 Hz.
Its chemical formula H2O, indicates that each of its molecules contains one oxygen and two hydrogen atoms, connected by covalent bonds. The hydrogen atoms are attached to the oxygen atom at an angle of 104.45°. "Water" is the name of the liquid state of H2O at standard conditions for temperature and pressure.
Answer:
D) Group 18
Explanation:
Elements in group 18 doesn't't possess any of the properties above
13.5 Moles Kcl x 6.022 x 10^23 /1
= 8.12 x 10^24
whenever you need to find molecules just multiply moles by avogadro number
