Answer:
-1160kj/mol
Explanation:
the reaction is exothermic because heat is released to the environment
Answer:

Explanation:
1. Take in account the sulfuric acid at STP:

2. Density is expressed as the ratio between the mass and the volume of a substance so:

Solving for m:

3. Replace values:


Answer:
The answer is B.
Explanation:
Trust me i took the test already its b.
The chemical symbol that represents the element silver is B. Ag
Answer:
An Atom
Explanation:
An atom is the smallest unit of matter