Answer:
The first equation
Explanation:
For these problems, it is best to label and record how many of each element are on each side of the equation. The first equation has 1 Ca, 2H, and 2Cl on both sides while the second equation has 3H on the left and 2H on the right making the second equation incorrect.
Answer:
More Energy
Explanation:
Energy is required to break bonds
The answer is false methane is emitted from coal
Answer:
molecular so number 3. ...
Answer:
9.1 = basic 1.2= very acidic 5.7= acidic
Explanation:
