what is the best procedure for weighing solids? What is the correct procedure for mixing an...

what is the best procedure for weighing solids?

What is the correct procedure for mixing an acid solution with water?

Why must precipitation be washed after the super stent liquid has been removed?

Name two procedures used to separate precipitates from supernatant liquid?

Expert Solution

queen_honey_blossom answered 2 years ago

There are 5 paltonic solids. Now the question is, what are the inscribed solids? What shape...

There are 5 paltonic solids. Now the question is, what are the inscribed solids? What shape is contained within each platonic solid with a vertex at the center of each side? 1. Tetrahedron (4) faces made of Triangles 2. Hexahedron (6)Faces made of squares 3. Icosahedron (20) Faces made of Triangles 4. Octahedron (8) Faces made of Triangles 5. Dedecaheron (12) faces made of pentagon shapes

Identify the correct statement. A. Amorphorous solids have well definied shapes and are arranged in an...

Identify the correct statement. A. Amorphorous solids have well definied shapes and are arranged in an orderly fashion. B.Solid Water is more dense than liquid water. C.When the adhesive forces of liquid are greater than the cohesive forces the meniscus un a capillary tube will be concave D. Strong electrolytes undergo extremely little ion dissociation None are correct.

What is the best experimental procedure to use in choosing an eluting solvent for column chromatography?

She is nervous about the procedure. What is the nurse's best response? a. “The whole team...

She is nervous about the procedure. What is the nurse's best response? a. “The whole team will be monitoring you very closely for the entire procedure.” b. “This is basically a risk-free procedure.” c. “Remember that this is a step that will bring you closer to enjoying good health.” d. “Thousands of patients undergo EP every year.”

GC Analysis a) is best done on solids dissolved in a volatile solvent b) on neat...

GC Analysis a) is best done on solids dissolved in a volatile solvent b) on neat high melting solids c) on neat volatile liquids or solids d) none of the above I just want to see if my reasoning is correct and if not, why: it would be a) because the GC will recognize the solid in solution as a disruption in the gas more easily than b or c.

What is the formal charge on the C atom in the correct or best Lewis structure...

What is the formal charge on the C atom in the correct or best Lewis structure for OCN-? How many lone pairs are in the best Lewis structure of CO? What is the total number of valence electrons in the Lewis structure of CN-?

Just the Best answer Please 1. What is job bidding? A. A procedure for informing employees...

Just the Best answer Please 1. What is job bidding? A. A procedure for informing employees that job openings exist B. A way for an employee of the company to recommend a friend or associate as a possible member of the company C. A way to locate talent internally and support the concept of promotion from within D. A procedure that allows employees to bid on the schedule they will work E. A procedure that permits employees who believe that...

1.(a) Define what are Crystalline Solids and Amorphous Solids? (b) Explain, with a two-dimensional representation, the...

1.(a) Define what are Crystalline Solids and Amorphous Solids? (b) Explain, with a two-dimensional representation, the amorphous and crystalline forms of SiO2? (c) The density of matter largely depends on the atomic weight of the atoms and how closely packed they are in the crystal structure. The atomic weight of nickel is 58.70 amu, and it has a face-centred cubic structure, with a lattice parameter of 3.52 Å. Estimate the theoretical density of nickel.

What is the Administration procedure of Metered Dose inhalers via spacer, describing the correct evidence-based method

What types of solids dissolve in what types of liquids? Why?

What types of solids dissolve in what types of liquids? Why?a) What is best for water?b) What is best for hexane (or petroleum ether)?

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