would these substances pass easily through the pores of dialysis tubing? and EXPLAIN why.
1-glucose
2-na^+
3-insulin
4-estrogen
5-hydrogen ion
To determine whether substances would pass easily through the pores of dialysis tubing, we need to consider their size and charge. Dialysis tubing has small pores that allow the passage of small molecules but restrict larger molecules. Here's an explanation of the passage for each substance you mentioned:
1. Glucose: Glucose is a small molecule that can easily pass through the pores of dialysis tubing. It is a monosaccharide with a molecular weight of 180.16 g/mol, which is small enough to pass through the pores.
2. Na+: Sodium ions, like other ions, have a positive charge. They are also small enough to pass through the pores of dialysis tubing. The charge does not significantly affect the passage of ions through dialysis tubing.
3. Insulin: Insulin is a protein hormone with a large molecular weight, typically around 5,808 g/mol. The size of insulin molecule is much larger than the pore size of dialysis tubing. Therefore, insulin cannot pass through the pores.
4. Estrogen: Estrogen is a steroid hormone with a molecular weight typically in the range of 270–400 g/mol, depending on the specific type of estrogen. Estrogen molecules are small enough to pass through the pores of dialysis tubing.
5. Hydrogen ion (H+): Hydrogen ions are individual protons with a positive charge. They are extremely small and can easily pass through the pores of dialysis tubing.
In summary, glucose, Na+, estrogen, and hydrogen ions would pass easily through the pores of dialysis tubing due to their small size relative to the pore size. However, insulin, being a large protein molecule, would be unable to pass through the pores.