Solubility rules - Study guides, Class notes & Summaries

Complete the table with the data from the lab. - Mole Ratio: 1:5, 1:3, 1:2, 1:1, 2:1, 3:1, 5:1 Volume of Precipitate: 45mL, 55mL, 47mL, n/a, n/a, n/a, n/a What signs of a chemical reaction did you observe during the experiment? - -change in color -formation of a precipitate What are the reactants in this chemical reaction? - -Sodium hydroxide: NaOH -Ferric nitrate: Fe(NO3)3 What mole ratio produces the most precipitate? - 1:3 What is the balanced equation for the reactions? Identify the ...

MATSE 201 Exam 1 Questions With Answers Graded A+ In order to define a crystal structure, one must know the Bravias lattice and basis Which of the following is NOT one of the 7 crystal systems? Face centered cubic Elemental metals do not commonly crystallize in which of the following lattices Simple Cubic Which direction has the highest linear density in a crystal of Cu that crystallizes in the fcc? [110] Which direction has the highest linear density in a crystal of Na ...

Types of Electrolytes: correct answers-strong: SOLUBLE & IONIC -weak: SOLUBLE & MOLECULAR -non-electrolytes: INSOLUBLE Solubility Rules correct answers1. Group 1A Metals (Li+, Na+, K+, etc.) 2. Ammonium (NH4+) 3. Nitrate (NO3-) 4. Acetate (C2H3O2-) or (CH3COO-) 5. Hydrogren Carbonate (HCO3-) 6. Chlorate (ClO3-) 7. Perchlorate (ClO4-) 8. Halogens (Cl-, Br-, I-) EXCEPT W/ (Ag+, Pb2+, Hg2^2+) 9. Sulfate (SO4^2-) EXCEPT W/ (Ag+, Pb2+, Ca2+, Sr2+, Ba2+) Insolubility Rules correct answ...

CHEM-C125 ASSESSMENT TEST QUESTIONS WITH CORRECT ANSWERS A solid sample contains both NaOH and NaCl. 0.500 g of this solid sample was dissolved in water to make a 20.0 mL solution and then this solution was titrated by 0.500 mol/L HCl solution. If 22.5 mL of HCl was used to reach the end point, what is the mass % of NaOH in the original solid sample? NaOH + HCl --> NaCl + H2O - Answer- 90 During titration, it is very common to have some NaOH spilled to the inside wall of Erlenmeyer fl...

Maryville University: NURS615 Pharm Exam 1 Questions With Verified And Updated Answers. Clinical Judgement - answerConclusion/opinion at which a nurse arrives following a process of observation, reflection, & analysis of observable or available information or data. *must gather data to make diagnosis, must have diagnosis to select and start treatment WHO 6-Step Model of Rational Prescribing - answer1. Define patient's problem (diagnose) 2. Specify the therapeutic objective (goal) 3. Cho...

MATSE 201 Exam 1 Theoretical Questions With 100% Correct Answers What is true regarding the crystal systems? there are 7 shapes that can completely fill 3D space through translational symmetry Which of the following is not one of the crystal systems? Face centered cubic examples of crystal systems: tetragonal, rhombohedral, trigonal Elemental metals do not commonly crystallize in which of the following lattices Simple cubic Which direction has the highest linear density in ...

OCR A LEVEL ORGANIC CHEMISTRY YEAR 12 WITH VERIFIED QUESTIONS AND ANSWERS What is the melting and boiling points of alkanes like? - ANSWER--as chain length increases so does the strength of the intermolecular forces as there is greater surface area for contact between molecules and hence stronger london forces and therefore the melting/boiling points are highr for longer chain. What is a structura/chain isomer? - ANSWER--Same molecular formula but a different structural formula Wh...

Chem 219 Unit 5 Exam Questions With 100% Correct Answers Generic formula for alcohols - answerR-OH phenol - answerhydroxy-substituted aromatic molecules (any compound with an -OH attached to a benzene ring) IUPAC system rules for naming organic alcohols - answer- organic alcohols are named by replacing the suffix of the parent chain of the molecule with the suffix -ol - The parent chain is numbered so as to give the hydroxyl group the lowest possible number. (examples: 1-propanol, and cy...

What is NOT important when documenting the history of an ocular injury? - Answer-Presence of others when injury occurred Globe rupture following blunt force injury should always be suspected when - Answer-retinal detachment, vitreous hemorrhages, and a rupture of the choroid are present Sudden loss of vision in one eye MOST likely indicated - Answer-CRAO Which one of the following ocular conditions will LEAST likely present in a patient's family history - Answer-Conjunctivitis Proliferat...

CHM 142 Exam 3 (2023)- Complete Questions & Answers (100% Correct) CHM 142 Exam 3 (2023)- Complete Questions & Answers (100% Correct) Any "insoluble" ionic compound is actually __________ soluble in aqueous solution. - ANSWER - slightly _______ reach equilibrium with very little solute dissolved. - ANSWER - Insoluble ("slightly soluble") ionic compounds Equilibrium of a slightly soluble ionic compound exists between _______ solute and ______ ions. - ANSWER - solid, aqueous Ion-p...