Advertisements
Advertisements
Question
The step(s) necessary for determining the percentage of water absorbed by raisins is/are:
Options
Raisins should be completely immersed in water
Raisins should be soaked in water for sufficient time
Gently wipe dry the soaked raisins
All of the above steps.
Solution
All of the above steps.
APPEARS IN
RELATED QUESTIONS
Balance the given equation:
H2O2 H2O + O2
Balance the given equation:
AI(OH)3 AI2O3 +H2O
Write symbolic representation for the following word equation and balance them :
Aluminium + Chlorine → Aluminium chloride.
Balance the following equation. Also name the product formed.
` "H"_2"O"_2 → "H" _2 "O" + "O"_2`
Balance the following equation:
PbS + O2 → PbO + SO2
Write the balanced chemical equation of the following reaction.
copper + nitric acid → copper nitrate + nitric oxide + water
Write the balanced chemical equation of the following reaction.
Potassium permanganate + hydrochloric acid → potassium chloride + manganese chloride + chlorine + water
Answer the following question.
What is observed when 2 mL of dilute hydrochloric acid is added to 1 g of sodium carbonate taken in a clean and dry test tube? Write a chemical equation for the reaction involved.
Representation of the results of a chemical change – is a chemical equation.
For the equation: FeCl3 + 3NH4OH 3NH4Cl + Fe(OH)3 ↓
Answer the following:
What is the indications of the arrow between the reactants and the products and of the arrow pointing downwards at the end.
Which of the following is not a physical change?