Question

3. A conical flask is used to heat liquids
4. By mixing two or more metals we can
prepare an alloy.
B. Statements given below are incorrect. Write
correct statements
1. Herbicides are used to kill plant insects
2. Powders, creams and other cosmetics
cannot be made by chemical methods.​

Answer 1

Answer:

3.Erlenmeyer Flask

The flask has a conical base that almost extends into a small, cylindrical neck. This shape allows the flask to be sealed with a bung for heating purposes, while also allowing a researcher the freedom to shake or stir the flask without spilling liquid.

4.Alloys are made by mixing two or more elements, at least one of which is a metal. This is usually called the primary metal or the base metal, and the name of this metal may also be the name of the alloy.

Answer 2

Explanation:

Yes both stamens are correct