31.8k views
1 vote
A reaction between 7.88 grams of element X and 23.12 g of elementy produced a compound called XY.

How many grams of XY were produced?

1 Answer

4 votes

Answer:

30 g

Step-by-step explanation:

According to Mendeleev's theory, the total mass of the reactants and products are the same.

User Palm
by
5.0k points