Answer:
The four major methods of separation and purification techniques in the laboratory are as follows,
1. Chromatography
2. Recrystallization,
3. Distillation, and
4. Extraction
Spectroscopy however is not a common separation and purification method
Explanation:
Mass spectrometer separates ions in respect to the ratio of their mass to the their charge and are then detected based on their relative abundance this technique is used in the analysis of biomolecules
Answer:
pluto is considered a dwarf planet because it did not meet the three criteria the IAU uses to define a full sized planet
Explanation:
Answer:
If a reaction produces a gas such as oxygen or carbon dioxide, there are two ways to measure the reaction rate: using a gas syringe to measure the gas produced, or calculating the reduction in the mass of the reaction solution.