If the original 1 mL sample were dialyzed twice, successively, against 200 mL of the same HEPES buffer with 0 mM NaCl, what would be the final NaCl concentration in the sample?

In the chemical reaction below, calcium (Ca) and water (H2O) react to form calcium hydroxide (Ca (OH) 2) and hydrogen gas (H2). Ca () + 2H2O () → Ca (OH) 2 () + H2 () Calcium and water are the reactants in this chemical reaction.

How can soap affect the surface tension

how many grams of barium sulfate will be formed upon the complete reaction of 25.6 grams of barium hydroxide with excess sulfuric acid?

Give the reason for the evaporation of the solution to dryness with 6 m hcl in the first procedure of the copper-arsenic group analysis. include net ionic equations for any reactions that occur.

Which properties do all liquids share

The nucleus of an atom consists of a. neutrons and electrons. b. neutrons alone. c. protons and neutrons. d. protons and electrons.

What holds the two strands of a DNA molecule to each other?

1. Copper (__) is an element on the periodic table. CU (both letters capitalized) Cu (first letter capitalized) cU (second letter capitalized) cu (both letters lowercase)

Which concepts can be used to explain the difference in acidicty between ethanol and 2-fluoroethanol?

The diagram to the right is composed of carbon hydrogen and oxygen so is an example of a