A solid that can dissolve in a liquid is called - a soluble solid., A solid that does not dissolve in a liquid is called - an insoluble solid., A mixture of a solute and a solvent is called - a solution., The solid that dissolves in a liquid is called - the solute., The liquid that dissolves a solid is called - the solvent., Water is called the universal solvent because - many substances can dissolve in it., A solution looks uniform because - the solute particles spread evenly between the solvent particles., Polluted water can be dangerous because - harmful substances may be dissolved in it and cannot be seen., Fertilisers and pesticides can - dissolve in rainwater and pollute rivers and seas., Insoluble substances like oil and plastics - can pollute water even though they do not dissolve., A solution can be separated by - using evaporation to get back the solid solute., When we separate a solute from a solution by evaporation, - the process is reversible., Dissolving is a kind of mixing because - the solid spreads out into the liquid., Sea water is a solution because - it contains dissolved salt as the solute and water as the solvent.,

3.4 Solutions

طباعة
تضمين

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

استعادة الحفظ التلقائي: ؟