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Given stock solutions of glucose (1 M), asparagine (100 mM) and NaH2PO4 (50 mM), how much of each solution do you need to prepare 500 mL of a reagent that contains 0.05 M glucose, 10 mM asparagine, and 2 mM NaH2PO4?
If you add a solvent called "dioxane" to water, a homogenous mixture forms. Dioxane and water have the same boiling point (100oC). How do you explain that the mixture of the two compounds shows a boiling point that is lower than the one found for ..
The volume of oxygen collected over water is 226 mL at 25°C and 503.0 torr. Calculate the dry volume in milliliters of oxygen at STP.
at 340 k kp 69 for the reaction h2g i2g -gt 2hig. 50.0 g of hi is injected into an evacuated 5.00-l rigid cylinder at
.1500g of an unknown sample was passed through a column of amberlite-ir-200 resin and titrated with .2050m naoh. if
How many grams of KCl are contained in 750.0 mL of a 0.250 Molarity solution
silver metal may be precipitated from a solution of silver nitrate by placing a copper strip into the solution. what
A constant electric current flows for 3.75 h through two electrolytic cells connected in series. One contains a solution of AgNO3 and the second a solution of CuCl2. During this time 1.50 g of silver are deposited in the first cell.
Gold chloride,AuCl, has a Ksp of 2.0x10^-13. How many grams of gold are found in 500. ml of a saturated aqueous solution of AuCl
What is the molar mass of the unknown acid? B) As the acid is titrated, the pH of the solution after the addition of 15.00mL of the base is 9.46. What is the Ka for the acid?
1. Which of the following is NOT a form of potential energy. a. compression of a spring b. electrostatic force c. gravity d. a free electron moving at 1000 m/s e.
what is the conjugate base of HPO4^2-? c)which acid has the weaker conjugate base? d)which acid has the stronger conjugate base? e)which acid produces more ions
Iron can be prepared by the reaction of Fe2O3 with carbon according to the equation: 2Fe2O3(s) + 3C(s) 3CO2(g) + 4Fe(s) If 401 g Fe2O3 and 205 g C are heated together, how many grams of iron could be produced?
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