The definitive way to measure molecular size is X-Ray crystallography. This gives you the structure of the crystal including the positions of all the atoms, so you automatically get the …

2019年10月22日 · The independent variable would be the molecule size because to determine this, one would need to try different sizes of the molecule to see if the size would have an …

2017年11月2日 · The materials that you examine will differ in molecule size. Some will be larger and some smaller. Formulate an investigative question for this situation. Sample Question: …

The molecule is linear (all three atoms are in a co-linear line). The C=O bond is 116 pm, so the entire molecule (from centre of O to other O) is 232 pm. The extent in the other directions …

2017年10月10日 · Molecule Size: The size of the molecules in question is crucial. If the molecules are small enough to fit through the pores of the membrane, they will be able to diffuse freely. …

2020年10月1日 · Molecule size is the independent variable. The ability of the material to diffuse is the dependent variable. Understanding Variables. In scientific experiments, variables play a …

2019年9月17日 · Molecule size (large starch molecules vs. small glucose molecules) - V This factor varies since different sizes of molecules impact their ability to diffuse through the …

2025年1月13日 · This illustrates how molecule size affects the rate of diffusion significantly. Studies have shown that diffusion rates decrease as molecular size increases, confirming that …

2024年3月12日 · A high RF value can suggest that the molecule either has a low polarity or is small in size and thus less retained by the stationary phase, allowing it to move further along …

2018年3月16日 · As has already been pointed out in comments, this is not necessarily true in the other direction: there are constituents of air that are smaller than water molecules, so …