In this task, you need to translate the given English sentence to Polish language.

[Q]: Minus 2 squared is 4. 
[A]: (-2) kwadrat = 4 


[Q]: This tells us how many hydrogen molecules we have.
[A]: Zobacz, to nam mówi, jaka jest masa wodoru w próbce.


[Q]: h should also be. 
[A]:
h też musi być...