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Investigators decide to analyze the purity of a preparation of antibody molecules using SDS polyacrylamide-gel electrophoresis (SDS-PAGE). On Lane 1 of the gel, they load a sample of the antibody.

What is the pH of a solution of NaCl that has [H+] = 1.00 * 10-7 M

If 60.2 grams of hg combines completely with 24.0 grams of br to form a compound what is the percent

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how would you use a grignard reaction of an aldehyde or ketone to synthesize 2-pentanol? draw the grignard reagent and the aldehyde or ketone you would use below.

Which is the smallest particle into which a compound can be broken down and still remain the same compound? A. atom B. mixture C. element D. molecule

A double replacement reaction is a reaction in which one element replaces a similar element within a compound True or false

Why would gamma radiation be used in diagnostic imaging rather than alpha or beta radiation?

1.) Rust forms when Fe, O₂, and H₂O react in the balanced equation below; 2Fe (s) + O₂ (g) + 2H₂O (l) - -> 2Fe (OH) ₂ (s) In an experiment 10.0g of Fe is allowed to react with 4.00g of O₂ A.) Which of these reactants is the limiting reagent? B.

Choose the answer that takes place when a liquid absorbs heat energy without increasing its temperature. A.) the pressure increases B.) it vaporizes C.) it solidifies D.) the volume decreases