== == They are all physical properties - they are measures of physical changes.
The key property of a physical change is that no intramolecular bonds are made or broken. Intra- meaning within, refers to intramolecular forces that hold a molecule to itself. So for example, a single molecule of the salt, sodium chloride (NaCl) is held together by intramolecular bonds. A grain of salt, for example, is comprised of many molecules of NaCl. When you boil, melt or freeze many molecules of NaCl, you are only changing how each molecule interacts with one another; you are not changing the molecular composition. These interactions depend on intermolecular bonds/forces.
Physical change affects only the intermolecular forces, also called Van Der Waals forces, between atoms and molecules (inter- meaning between).
"Intermolecular Forces are electrostatic forces of attraction that exist between an area of negative charge on one molecule and an area of positive charge on a second molecule." From strongest to weakest, these are: hydrogen bonding > dipole interactions> London Dispersion Forces.
Certainly rt-PCR is qualitative and can also theoretically be quantitative. Anneal the RNA to get a 1:1 RNA to DNA copy, then proceed with quantitative PCR.
Quantitative observation involves measurements or numerical data, while qualitative observation involves descriptions based on qualities such as color, shape, or texture. Quantitative observations are often objective and precise, whereas qualitative observations are more subjective and descriptive in nature.
the terms odorless ad colorless are quantitative terms
Social Security numbers are quantitative and not qualitative. This is due to the fact that they are numerical in nature.
Solubility refers to the maximum amount of a solute that can dissolve in a solvent at a specific temperature and pressure, while saturation describes the point at which a solution can no longer dissolve additional solute, indicating that it has reached its solubility limit. Both terms relate to the dissolution of substances, but solubility is a quantitative measure, whereas saturation is a qualitative state of a solution. In essence, solubility defines the capacity for dissolution, while saturation denotes the condition when that capacity has been fully utilized.
qualitative
qualitative = how good something is quantitative= how much of it there is
PH is a number, so it is quantitative.
Date of birth is Qualitative, but age is Quantitative.
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It is quantitative because it is numerical
qualitative
qualitative
Qualitative
what is the difference between qualitative and quantitative
Quantitative
quantitative