Drag the tiles to the boxes to form correct pairs. Match each chemical reaction with the type of reaction that best describes it.
synthesis
2A1 + 6HCI - 2AlCl3 + 3H2
decomposition
Ca + Br2 Cabra
single displacement
4NH3 + 502 → 4NO + 6H2O
double displacement
2NaCl → 2Na + Cl2
combustion
FeS + 2HCI FeCl2 + H2S

I'd say d, none of the others make sense.

Try a or d, hope that

This law is sometimes called the grouping property. as you can see, regardless of how the numbers are grouped, the answer is still 13. the associative law of multiplication is similar to the same law for addition. it says that no matter how you group numbers you are multiplying together, you will get the same answer.