1. A student performed the titration as in this experiment. He transferred a 2.00 mL sample of the acid into a flask, diluted it with water, and then began to add sodium hydroxide solution from the

buret. After adding 50 mL of NaOH solution, the sample in the flask still had not turned pink.

What error did the student make?

give me abc and i will get it for u.

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.