Answer:
( About ) 5.7 grams
Explanation:
Take a look at the attachment below for a proper explanation;
Answer:
H2 + O2
Explanation:
H2 + O2 --> H2O
The items on the left side is the reactants. The arrow means yields, and the item the arrow is pointing at is the product.
Your answer is b main sequence
The molar concentration of the solution.
I believe this is a double replacement. As you can see none of the chemical symbols are missing, there just "replaced".