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Devise an experiment to determine the amount of vitamin C in orange juice in an 8 oz glass, assuming that this is 8oz sample contains a day supply of vitamin C. How much orange juice would you use for your titration? what would you add to it? About how much of your KIO3, solution would you need to use?
consider the following reaction and associated equilibrium constantaag --gt bbg kc3.1find the equilibrium
To calculate the heat of reaction between acid and base solutions using the Styrofoam calorimeter which of the following assumptions was not required?
NaCl is an electrolyte that commonly used to melt ice by lowering its melting point. what is the lowest possible melting point for ice that could be obtained considering the solubility of NaCl in water? The Kf for H2O is 1-86 degree C/m.
If a student determined that the circumference of a balloon filled by the boiling point of liquid nitrogen was 45 cm, what volume of nitrogen gas has been generated?
Consider a galvanic cell that uses the following reaction. 2 Ag+(aq) + Sn(s) 2 Ag(s) + Sn2+(aq) Calculate the potential at 25°C for a cell that has the following ion concentrations
determine the ion notation for an atom withnbsp 18 electrons and 20 protonsenter the expression 14 7 nalpha where
Calculate the volume in liters of 88.2 lb of CCl4 (density = 0.00160 kg/cm3; 1 lb = 454 g). A. 64.0 L B. 40.0 L C. 28.0 L D. 25.0 L
An unknown element, X, reacts with sulfur to form an ionic compound having the empirical formula (S is sulfur). If the ion X has 21 electrons, identify the element
A 0.2 036 g sample containing only BaCl 2 and NaCl is dissolved in 5 0.0 mL of distilled water. Titration wi th 0.1410 M AgNO 3 requires 19.46 mL to reach the endpoint
You will be assigned a pigment color. Describe in detail how you plan to go about determining which pigment to make.
sample of 30.0 ml of krypton gas kr is at 756 mm hg and 25.0 degree celsius. what is the new volume if the pressure is
What are the required steps in the synthesis reaction of tert-butanol only using Ethanol (CH3CH2OH) and Methane (CH4)
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