Science
Classify each of the following as a homogeneous or heterogeneous mixture.
Soda water, wood, air, soil, vinegar, and filtered tea.
Matter
13 Likes
Answer
The given elements are classified below:
- Soda water — Homogenous mixture
- Wood — Heterogeneous mixture
- Air — Heterogeneous mixture
- Soil — Heterogeneous mixture
- Vinegar — Homogenous mixture
- Filtered tea — Homogenous mixture
Answered By
7 Likes
Related Questions
Pragya tested the solubility of three different substances at different temperatures and collected the data as given below (results are given in the following table, as grams of a substance dissolved in 100 grams of water to form a saturated solution).
Substance Dissolved Temperature in K 283 293 313 333 353 Solubility Potassium nitrate 21 32 62 106 167 Sodium chloride 36 36 36 37 37 Potassium chloride 35 35 40 46 54 Ammonium chloride 24 37 41 55 66 (a) What mass of potassium nitrate would be needed to produce a saturated solution of potassium nitrate in 50 grams of water at 313 K?
(b) Pragya makes a saturated solution of potassium chloride in water at 353 K and leaves the solution to cool at room temperature. What would she observe as the solution cools? Explain.
(c) Find the solubility of each salt at 293 K. Which salt has the highest solubility at this temperature?
(d) What is the effect of change of temperature on the solubility of a salt?
Explain the following, giving examples.
(a) Saturated solution
(b) Pure substance
(c) Colloid
(d) Suspension
How would you confirm that a colourless liquid given to you is pure water?
Which of the following materials fall into the category of 'pure substance'?
(a) Ice
(b) Milk
(c) Iron
(d) Hydrochloric acid
(e) Calcium oxide
(f) Mercury
(g) Brick
(e) Wood
(f) Air