4. Mendeleev created the first periodic table by arranging elements in order of A. Decreasing atomic mass.
B. Increasing atomic mass.
C. increasing atomic number.
D. Increasing melting points and densities.

pls help

c

Explanation:

C is the answer for increasing Atomic number

the volume of fluid displaced would equal the volume of the gas. use a gas syringe - this is a laboratory instrument that can be used to withdraw a certain volume of gas from a closed system or to measure the volume of gas from a chemical reaction.