C1 OCR
Quiz on some of the key elements of C1
- Created by: smellielliex
- Created on: 25-03-17 14:28
Other questions in this quiz
2. How does perfume evaporate?
- The particles have strong attractions and low amount of kinetic energy
- They have weak attractions so not attracted to other molecules which they need sufficient kinetic energy for
- The liquid dissolves into the skin
- The particles dissolve on to the skin
3. What is a solution?
- A mixture of a solvent and a solute that doesn't separate out
- A mixture of a solute with a liquid
- A mixture of a solid and a liquid that becomes a gas
- A mixture of a compound and a solute
4. Why are potatoes easier to digest when cooked?
- Because the cell membrane ruptures so loss or rigid structure and the starch grain swells and spread out
- Because the cell wall ruptures so loss or rigid structure and the starch grain swells and spread out
- Because the heat breaks down the intermolecular forces
- Because the cell wall ruptures so loss or rigid structure and the starch grain break and dissolve
5. What is a colloid?
- Where the particles travel from a high concentration to a low concentration
- A type of metal
- Where particles are mixed and dispersed with particles in a liquid but not dissolved
- A mix of a solid and a liquid
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