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To prepare reagents used in the lab, you typically follow a protocol or recipe that specifies the amount of each chemical needed. This involves measuring out the chemicals accurately, dissolving them in the appropriate solvent, and adjusting the pH or concentration if required. It is important to label the reagents correctly and store them properly to maintain their stability and integrity.
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Why do you prepare laboratory reagents in distilled water?
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What are the substances used in the lab?
Substances commonly used in the lab include chemicals, reagents, solvents, and biological materials such as proteins, DNA, and cells. These substances are essential for conducting experiments and testing hypotheses in various scientific disciplines like chemistry, biology, and physics. It is important to follow proper safety protocols and procedures when handling these substances in the laboratory.
What is the use of burrete in the lab?
A burette is a long, graduated glass tube used in the laboratory for delivering specific volumes of liquid reagents with high precision. It is commonly used in titration experiments to measure the volume of titrant added to the analyte solution.
What is the reagent used for group 2?
Group 2 reagents are used for the identification of cations such as calcium, strontium, and barium. Common reagents include ammonium carbonate, ammonium oxalate, and ammonium sulfate.
Is magnesium the alkaline earth metal constitutes Grignard reagent?
Yes, magnesium is the alkaline earth metal that is used to prepare Grignard reagents. Grignard reagents are formed by reacting magnesium metal with an organic halide compound, such as an alkyl or aryl halide, in an ether solvent. This reaction results in the formation of an organic magnesium halide compound, which is known as a Grignard reagent.
