What is Br2's boiling point? What is sucrose's boiling point? What is the boiling point of CH4? What is the physical state of tungsten (solid, liquid, or gas) at a temperature of 5,993 K if the melting point of tungsten is 6,182 degrees Fahrenheit and the boiling point is 10,100...
The solubility of a chemical substance (solid, liquid or gas) describes how much of the solute (analyte) will dissolve in a particular solvent. The solubility can be impacted by various factors such as temperature and pressure of the system as well as the solvent itself. A substance can ...
Which of the following is least likely to dissolve in the polar solvent water? (a) Oil. (b) Salt. (c) Sugar. (d) Ethanol. What is the molality of 22.5 g acetone, (CH3)2CO, in 200 g water? Sugar, C_{12}H_{22}O_{11} is most soluble in which liquid? a. Ethanol,...
Solid density: 19.35 grams per cubic centimeter. Liquid density: 17.6 g/cm3. Crystal structure and lattice constant α-W: body-centered cubic a=3.16524 pm (25℃) β-W: cubic lattice a=5.046 nm (stable below 630°C) Melting point: 3410±20℃ ...
What is the normal boiling point of liquid propanol? What is the meaning of boiling point in science? Which of the following has the highest boiling point? a. CH_4 b. CH_3 CH_3 c. CH_3 CH_2 CH_3 d. CH_3 CH_2CH_2 CH_3 ...
The expression takes into account the balanced chemical equation and the phases (for example - solid, liquid, or gas) of each atom or molecule involved in the reaction.The concentration of a water or a solid does not change so they are not included in an equilibrium expression. For the ...
Explain why coconut oil is a liquid triglyceride even though most of its fatty acid components are saturated. 1. What is the purpose of a calibration curve? What is the purpose of the hexane in the halogen displacement? Into which layer (water or hexane) would the following species reside?
Is gas to liquid endothermic or exothermic? What is an exothermic reaction? Is oxidation endothermic or exothermic? Using bond energies, determine the approximate enthalpy change for each of the following reactions: a. H2(g) + Br2(g) arrow ...
Explain why methane is a gas and diamond is a solid at room temperature. Identify and explain the type(s) of intermolecular bonds between molecules of NH3. Which intermolecular force explains why water is a liquid at room temperature? a) hydrogen b...
The forces of attraction existing among the molecules of a substance which can be gaseous, liquid, and solid are termed intermolecular forces. These forces are responsible for the structural features and physical properties of substances. For example, intermolecular forces play a ...