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This expression refers to a vulnerable area or a weak spot, in an otherwise strong situation, that could cause one's downfall or failure.
Which element is used in pencil leads?
Common name of Sodium Carbonate is?
What term describes the enthalpy change when a substance transitions from solid to liquid at its melting point?
What property is shared by isotopes of an element?
What type of glass is used in the manufacturing of cooking utensils?
Which of the following oxides is soluble in water?
When copper sulphate solution reacts with iron metal, copper metal is formed. Which of the following reactions is this?
Sylvine is a mineral ore of which element?
Soap is prepared by boiling caustic soda with -
Ultra-purification of metals is achieved using: