Which illustrates the conservation of matter? O A.
ZnO + H2 -> Zn + 2 H2O
ОВ.
CO + H2O -> CH3OH
O C.
2 H2S + 302 -> 2 H2O + 2 SO2
OD.
4 Fe + 3 Oz -> 3 Fe2O3

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  

he would use the colour black

they all get energy from eating other animals, dead animals to be more precise.

hienas tends to steal pray from other animals. crows and vultures tend to eat dead animals and leftovers.

hope it ,

bioteacher101