Guided course 05:19Properties of Water- The Universal SolventJason Amores Sumpter3697views61rank2comments
03:05Why Water Is Called Universal Solvent? | #facts | #education | #science | #knowledgeOnly Why?850views
02:34Importance of water for life | Chemistry of life | AP Biology | Khan AcademyKhan Academy522views1rank
Multiple ChoiceA solution in which water is the solvent is called a(n) _______________ solution.a) Polar.b) Aqueous.c) Hydrophobic.d) Complete.1799views9rankHas a video solution.
Multiple ChoiceThe substance in a mixture that is dissolved is called the:a) Solution.b) Solvent.c) Solute.d) Aqueous solution.1882views12rank1commentsHas a video solution.
Multiple ChoiceWhat is the charge of the solute molecule in the image below based on the polarity of water?a) Positively charged.b) Negatively charged.c) Uncharged.d) Non-polar and hydrophobic.2542views17rankHas a video solution.
Multiple ChoiceThe components of a heterogenous solution are ________________ distributed throughout.a) Equally. b) Unequally.c) Uniformly.1379views9rankHas a video solution.
Multiple ChoiceHydrophobic molecules:a) Are polar covalent molecules.b) Easily dissolve in water.c) Are nonpolar water 'fearing' molecules. d) Are nonpolar water 'loving' molecules.1621views10rankHas a video solution.
Multiple ChoiceHow does the polarity of water contribute to its ability to dissolve so many substances? 3653views1rank
Multiple ChoiceSucrose has a molecular mass of 342 daltons. To make a 2-molar (2 M) solution of sucrose, __________. 1239views
Multiple ChoiceA mole of ethyl alcohol weighs 46 g. How many grams of ethyl alcohol are needed to produce 1 L of a 2-millimolar (2 mM) solution? 815views
Textbook QuestionWhich of the following is a hydrophobic material? a. paper b. table salt c. wax d. sugar753viewsHas a video solution.
Textbook QuestionCreate a concept map to organize your understanding of the life-supporting properties of water. A sample map is in the answer section, but the value of this exercise is in the thinking and integrating you must do to create your own map.541viewsHas a video solution.
Textbook QuestionDRAW IT Draw the hydration shells that form around a potassium ion and a chloride ion when potassium chloride (KCl) dissolves in water. Label the positive, negative, and partial charges on the atoms.1558viewsHas a video solution.
Textbook QuestionMost of the unique properties of water result from the fact that water molecules a. are the most abundant molecules on Earth's surface. b. are held together by covalent bonds. c. are constantly in motion. d. are polar and form hydrogen bonds.574viewsHas a video solution.
Textbook QuestionWhat do you think the effect on the properties of water would be if oxygen and hydrogen had equal electronegativity?417viewsHas a video solution.