Explain why it is necessary to place a "2" in front of HCl in the reactants in the chemical equation.

Explanation:

I can't see the supposed chemical equations, but I'm guessing it's like every other chemical equations.

Now, the 2 added to the front of HCl is just to balance the chemical equation. It is specifying the amount of moles of HCl that is used in the particular reaction.

Essentially, the chemical equation is saying that 2 moles of HCl is reacting with however many moles of the other reactant to give the product you're seeing.

moped

explanation:

according to florida law a moped is a motor vehicle that has pedals and can be propelled by human power. it has a seat and 2 or 3 wheels.

so you come to the correct conclusions and make the right decision based on good judgment and a clear mind and valid thought processes behind it, and not just hasty thinking and recklessness.

explanation:

hey love i hoped this if it didn't let me know. you so much and have a wonderful day : ) keep doing the very best you can and never give up you can do it