Why is a flask wider on the bottom than on the top? O allows for a more precise measurement

allows for better thermal equilibrium

prevents spillage

O to hold a thermometer

Used to heat, mix, and store liquids. The advantage to the Erlenmeyer Flask is that the bottom is wider than the top so it will heat quicker because of the greater surface area exposed to the heat. ... Used to stir liquids. They are usually made of glass.

Explanation:

Used to heat, mix, and store liquids. The advantage to the Erlenmeyer Flask is that the bottom is wider than the top so it will heat quicker because of the greater surface area exposed to the heat. ... Used to stir liquids. They are usually made of glass.

according to jean piaget, in what stage of cognitive development are children able to understand conservation task?

b. preoperational

just took it