1) are used for containing vary big variety of chemical substances a) test tubes b) burette c) filter papers d) beakers 2) are used for mixing liquid and solid substances and heating them a) burette b) pipettes c) test tubes d) dropper 3) are used for crushing solids  a) pipettes b) mortar and pestle c) filter papers d) dropper 4) is used to pour small quantity of liquids into contenitors a) dropper b) Erlenmeyer flasks c) mortar and pestle d) graduated cylinder 5) are used in filtrations a) filter papers b) mortar and pestle c) funnel d) dropper 6) is used in titrations a) pipettes b) beakers c) burette d) test tubes 7) are used for measuring the volume of a liquid a) Erlenmeyer flasks b) burette c) mortar and pestle d) test tubes 8) are used for measuring and transferring small volumes a) test tubes b) pipettes c) mortar and pestle d) beakers 9) is used for pouring substances into other instruments a) graduated cylinder b) funnel c) test tubes d) mortar and pestle 10) is used for measuring approximate volumes a) burette b) graduated cylinder c) funnel d) dropper

Science 7

بواسطة
تضمين

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

استعادة الحفظ التلقائي: ؟