Fill in the blanks. 1. Compound is a ______ substance. 2. Wood is a ______ 3. Electrolysis of water is a ______ change. 4. Digestion of food is a ______ change. 5. ______ is a metal which exists as liquid. 6. Gases can be separated from air by ______ method. 7. ______ show tyndall effect. 8. Brass is a mixture of ______ and ______ 9. 10% by mass of a solution means _____ g of solute are present in 50gm of solution. 10. Air is a ____

Fill in the blanks. 1. Compound is a ______ substance. 2. Wood is a

1.	Fill in the blanks. 1. Compound is a ______ substance. 2. Wood is a ______ 3. Electrolysis of water is a ______ change. 4. Digestion of food is a ______ change. 5. ______ is a metal which exists as liquid. 6. Gases can be separated from air by ______ method. 7. ______ show tyndall effect. 8. Brass is a mixture of ______ and ______ 9. 10% by mass of a solution means _____ g of solute are present in 50gm of solution. 10. Air is a ____
Answer» ound is a Pure substance.2. Wood is a Insulator.3. Electrolysis of WATER is a CHEMICAL change.4. Digestion of food is a Chemical change.5. Mercury is a metal which exists as liquid.6. Gases can be separated from air by Air Separation method.7. Starch Solution show tyndall effect.8. BRASS is a mixture of Copper and Zinc.9. 10% by mass of a solution means 100g of solute are PRESENT in 50GM of solution.10. Air is a Homogeneous mixture.