A Question 7. Match the
following
No. A No. B
1. a Alkali
2 Na+ b Helogen
3 MgO c Basic radical
4 Cl- d Electron
5 e- e Metal oxide ​

The difference between atomic mass and molar mass

Put these processes of the water cycle in the correct order, starting at the point where the water is in the lake: 1. water evaporates into the atmosphere 2. rain, snow, or other precipitation falls 3. water collects into larger bodies of water 4. water vapor condenses into liquid water

The minerals found in bones are deposited by living cells called