
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
In the reaction $K_2Cr_2O_7+HCl \rightarrow KCl+CrCl_3+Cl_2↑+H_2O$:
(1) The oxidizing agent is ____, the element being oxidized is ____, and the oxidation product is ____.
(2) In the hydrochloric acid involved in the reaction, the mass ratio of the oxidized HCl to the unoxidized HCl is ____.
(3) If the reaction produces 0.1mol of $Cl_2$, then the number of electrons transferred is ____.

Present the answer in LaTex format: \boxed{Your answer}
user