Different in which of the following properties will allow you to separate a mixture of alcohol and water?1 pointa. Boiling pointb. Melting pointc. Densityd. Solubility

1. Which of the following is NOT a state of matter?• a) Solid• b) Liquid• c) Heat• d) Gas2. What is another name for a homogeneous mixture?• a) Solution• b) Compound• c) Element• d) Particle3. Which of the following is a characteristic of a heterogeneous mixture?• a) Uniform composition• b) Different phases can be seen• c) Cannot be separated• d) Only made of liquids4. Which method is best for separating a mixture of alcohol and water?• a) Filtration• b) Distillation• c) Magnetism• d) Decanting5. Filtration is most suitable for separating which type of mixture?• a) Salt and water• b) Sand and water• c) Oil and water• d) Sugar and water6. Which SI unit is used for measuring mass?• a) Liter• b) Kelvin• c) Gram• d) Meter7. Which tool is typically used to measure the volume of a liquid?• a) Balance• b) Caliper• c) Thermometer• d) Graduated cylinder8. How many significant numbers are in the measurement 406.02?• a) 3• b) 4• c) 5• d) 69. Which of the following is a pure substance?• a) Air• b) Orange juice• c) Iron• d) Salad10.Which process involves the heating of a liquid to create vapor and thencooling that vapor to create a liquid?• a) Filtration• b) Chromatography• c) Distillation• d) Sedimentation11.What is the SI unit for temperature?• a) Celsius• b) Fahrenheit• c) Kelvin• d) Gram12.Which tool would be best for measuring the length of a small rodaccurately?• a) Meter stick• b) Caliper• c) Ruler• d) Graduated cylinder13.How many significant figures are in the number 0.003405?• a) 4• b) 6• c) 3• d) 514.Which of these is NOT a heterogeneous mixture?• a) A salad• b) A bowl of cereal with milk• c) Saltwater• d) Muddy water15.Elements and compounds are both examples of:• a) Mixtures• b) Heterogeneous mixtures• c) Homogeneous mixtures• d) Pure substances16.The SI unit for amount of substance is:• a) Kelvin• b) Mole• c) Gram• d) Liter17.Which method would be best for separating colored pigments in ink?• a) Distillation• b) Filtration• c) Chromatography• d) Decanting18.In which type of mixture are the components uniformly distributed?• a) Heterogeneous• b) Homogeneous19.Which of the following tools would NOT be suitable for measuringmass?• a) Triple beam balance• b) Graduated cylinder• c) Electronic balance• d) Spring scale20.The number 100.00 has how many significant figures?• a) 3• b) 5• c) 4• d) 2

Gas chromatography can separate compounds based on which properties?Group of answer choicesCompound's interaction with a stationary phaseThe boiling point of compounds within a mixtureThe flash point of a liquidBoth A and B

What process is used to separate two liquids with different boiling points?

Which process is used to separate a mixture of two miscible liquid A and B having boiling points 56ºC and 65ºC respectively?DistillationFractional distillationSublimationSteam distillation

Distillation is a separation technique carried out based on what type of properties?Question 10Answera.Melting pointb.Colourc.Molecular weightd.Boiling point