Answer:
reversible reaction or covalent bonds
Answer: Look it up on the internet
Explanation: hi just wanted to tell you youre amazing
Answer:
Amount of gas
Explanation:
The combined gas law has to do with pressure, volume, and temperature. All of them can be a variable that you have to solve for. However, amount of gas is not a variable you can solve for, which means it must remain constant.
Three uses of coal:
1. Electricity generation
2. Steel production
3. Cement manufacturing and as a liquid fuel
Hope it helps!
The rate of change in velocity<span> is called acceleration.</span>
