Which one of the following substances is more likely to dissolve in water?
1. F2
2. BeF2
3. PH3
4. CH4
5. BCl3
Which one of the following substances is more likely to dissolve in water? 1. F2 2....
which one of the following substances is most likely to be oxidized A. Ni B. Au C. Al D. Na E F2
Is carbon tetrabromide more likely to dissolve in water or liquid CO2? Why?
Predict whether I2 is more likely to dissolve in carbon tetrachloride or in water. A. H2O B. CCl4
Which of the following substances below are most likely to be classified as a strong acid in water? There may be more than one correct answer. (Select all that apply.) HB H,SO HINO HG,H,O,
Predicting Solubilities Decide which compound will be more likely to dissolve in the given liquid. Think about the IMF between the solvent and each solute. 1. Solvent: methanol (CH3OH) Solutes: carbon diselenide and oxygen dichloride - 2. Solvent: carbon disulfide Solutes: methanol (CH3OH) and lithium chloride 3. Solvent: water Solutes: carbon tetrachloride and ammonia
Consider 1.00 mole of each of the following substances: 1) NaCl (sodium chloride) 2) CaCl2 (calcium chloride) 3) CH3OH (methanol) 4) Naphthalene (C10H8) Answer the following questions: A) Which one of the above substances would likely not change the freezing point of water at all? Explain. B) Which one of the above substances would likely lower the freezing point of water the most? Explain.
9. Which of the following will dissolve in water to give a solution that conducts electricity well? Assume all of these substances dissolve. a. NO2 b. Cl2 c. MgBr2 d. C2H6 e. XeF4
1. What is the total number of valence electrons in one molecule of S2Cl2? A) 13 B) 20 C) 26 D) 18 E) none of the above 2. What is the term for two or more structural formulas that represent the same molecule; for example, O=S-O and O—S O. A) blended structures B) hybrid structures C) composite structures D) resonance structures E) none of the above 3. Predict which of the following has an ionic bond.? A) ICl B) IBr C) HI D) all of the above E) none of the above 4. Rank the...
1. Ionic solids easily dissolve in water. Using sodium chloride as an example, explain the mechanism by which the dissolution is made possible. 5. Describe the typical characteristic of hygroscopic food substances. 2. Describe the roles dipole and hydrogen bonding play in the dissolution of polar molecules in water. 3. Crackers have an aof 0.3. What happens when they are exposed to air with 80% relative humidity? 4. What is a Moisture Sorption Isotherm (MSI)? 1. Ionic solids easily dissolve...
Question 5 1/3 pts Substances with the following formulas are added to two test tubes. The first contains water (a polar solvent). The second hexane (a non-polar solvent). (A) CBrСBr (B) CH2BrCH Br (C) CHBrCHBr One dissolves in both test tubes. One dissolves only in the first solvent (water), the last dissolves only in the second solvent (hexane). Draw the Valence Bond structure of each and decide which substances dissolve in which solvent. (hint: you may need to draw more...