Two samples are spotted onto a thin-layer chromatography (TLC) plate, and the plate is developed and visualized. The result is that Sample A separates into three visible spots and Sample B only gives one visible spot. Based on the given information, select the statement that is NOT necessarily true.

A. Sample A contains at least three compounds
B. Sample B contains at least one compound
C. Sample A contains exactly three compounds
D. Sample A contains more than one compound

state the principle of separating two immiscible liquids by separating funnel. describe an activity with diagram to separate a mixture of water and kerosene oil. answer: immiscible layers separate out in layers depending on their densities in separating funne

because u need two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei to form isotopes.

so since they all have the same shape? i mean maybe because m& m and reeses are both chocolates

the formula mass of a molecule or a compound is the sum of the atomic weights of the atoms in its empirical formula

(that's what i know about formula mass)