The dissolved coffee in hot water can be separated by which technique? a. using a magnet b. evaporating the water c. filtering the solution d. decanting the solution
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The dissolved coffee in hot water can be separated by which technique?
a. using a magnet
b. evaporating the water
c. filtering the solution
d. decanting the solution
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- 15. These are samples of about the same size that are carried through an analysis in exactly the same way.A. TitrateB. AnalyteC. ReplicatesD. DistillateWhat lab equipment is used to manually stir solutions? O a. thermometer O b. striker O c. stirring rod O d. forceps………… is usually used only to separate liquids whose boiling points differ greatly or to separate liquids from involatile solids or oils. which option is correct?a. distillation b. simple distillation c. fractional distillationd. steam distillation e. vacuum distillation
- 45). A student hopes to dissolve 0.900 g of Pbl2 in pure water to make 1 L of solution. Will all 0.900 g of Pbl2 dissolve in pure water to make a 1L of solution as hoped by the student? a. All 0.900 g of Pbl2 will dissolve. b. Not all 0.900 g of Pbl2 will dissolve. c. This is way under saturation, so all 0.900 g of Pbl, will dissolve. d. Cannot be predictedIf a solute is added to a saturated solution of that same material at the same temperature… A. All of the solute would sink to the bottom undissolved.  B. All the Solute would dissolve. C. Some of the solute would dissolve. D. The solution would become colorlessPlease use ICE Method. Please provide step by step solutions that can be understood easily.
- Want complete solution ...Write the correct phase symbols next to each term. A through FA. Iron in elemental form _______B. A solution of sodium nitrate ______C. Water ______D. Nitrogen in elemental form _____E. A precipitate _______F. Soluble calcium ions ___________Which of the following would decrease the rate in which a solid dissolves in a liquid? A. increasing the temperature of an exothermic reaction B. grinding the solid into smaller pieces C. applying pressure into the solution D. supersaturating the solution
- f. Calculate the mass of commercial bleaching solution titrated. g. Determine the percent NaOCl in the commercial bleaching solution. h. Calculate the mass of one gallon of the commercial bleaching solution. i. Calculate the cost of 100 g of the commercial bleaching solution. j. Determine the cost of the amount of commercial bleaching solution required to supply 100 g of NaOCl.How could you discover if there is salt dissolved in the water? A. dissolve an additional portion of salt B. cool down the solution to 0 °C C. boil the liquid away D. heat the solution slowlyA 0.20 g sample of primary standard Na2C204 (134 g/mol) needed 37.22 mL of of KMN04 solution to reach the end point. What is the molarity of KMNO4 reagent 3 a. 0.14 M b. 0.016 M C. 0.65 M d. 0.0014 M