Astudent measured 257 ml of 0.254 m hcl solution into a beaker. how many moles of hci were in the beaker?

0.0653 mol HCl

Explanation:

0.254 M mens 0.254 mol per L, or 0.254 mol/L

257 mL=0.257 L

0.254 mol/L * 0.257 L =0.0653 mol

i just calculated it all out, and not including weekends, and all the different days off. as of this school year (2018-2019) students are spending 2198 hours in school this year

answer; 4 electrons;