Question

answer these two fast please​

Answer 1

Answer:

a. compounds,

b. both a and b

these all I right I am also learning in my class

Answer 2

Answer the following questions

1. A pure substance made up of two or more types of atoms or elements is called a compound. Some examples of compounds are :- H2O, NaCl, CO2 etc. (Option C is the correct answer)
2. Mixture can be both Homogeneous and Heterogeneous. (Option C is correct)

More information about types of mixtures :-

→ Homogeneous Mixture :- A mixture in which components are distributed uniformly is known as a homogeneous mixture. Eg. :- Vinegar etc.

→ Heterogeneous Mixture :- A mixture in which particles are distributed non-uniformly and the components mixed can be easily identified is known as a heterogeneous mixture. Eg. :- Pizza etc