1. List the observations that would indicate that a chemical reaction has occurred. 2. For C-H bond, tell which atom is more negatively charged.

3. Write word equation for the following skeleton equation.
CO(g) + O2(g) → CO2(g)

your answer would be a. 12.5 kg

un recipient conține 6,4 moli de gaz. gazul hidrogen reprezintă 25% din totalul kilometrilor din container. în cazul în care presiunea totală este de 1.24 atm ceea ce este

the objects have the same charge is correct.

nathan lee