Which word equation shows hydrogen reacting with oxygen to form water?
O oxygen + water → hydrogen
O hydrogen + oxygen Water
O oxygen + water → hydrogen + 'water
O hydrogen + water → oxygen
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false

because it does not have the potential to be entirely used up

each  column  of the  table  is called a group. elements in a group share similar properties. groups are  read  from  top  to  bottom. metal. metalloid. nonmetal. solid. liquid. gas. fe. hg. o.  2. 3. 4. 5. 6. 7. 8. 9.  2. beryllium. 9.012. 4.  sodium. 22.990.  11. 3.  magnesium. 24.305.  12.  potassium. 39.098.  19. 4.  calcium. 40.078.  20. i guess  i  

im doing test rn im going with 2 but ill give answer if itss wrong,   : )