Balanced or Unbalanced? Write a “B” for Balanced and a “U” for Unbalanced. 11.CH4 + O2 à CO2 + 2 H2O
12. NaBr + CaF2 à NaF + CaBr2
13. 4 Fe + 3 O2 à 2 Fe2 O3

How many grams of phosphorus are contained in 5.09 moles of phosphorus?

Imagine one batch of soup (batch “a”) is made with 8.19 g/can of salt, according to the recipe, and a second batch of soup (batch “b”) is made with 8.32 g/can of salt. explain which batch would be more resistant to frost damage if it is shipped a great distance in winter and explain why.

What the blanks in these lines are ?