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ATQ, Use the distance formula: Distance = √[(x₂ - x₁)² + (y₂ - y₁)²] Substituting the coordinates: Distance = √[(7 - 2)² + (1 - 5)²] = √[5² + (-4)²] = √[25 + 16] = √41 units
The product of the equivalent weight and valency of an element equals its ______.
Which of the following is used as a moderator in nuclear reactors?
The atomic bomb is based on which principle?
Alkali metals have ______.
I. low melting points
II. low densities
The two metal ions that cause hardness to water are……………?
Which acid is present in grapes?
Biofertilizers convert nitrogen to:
Marble is a metamorphic rock of:
The motion of an object under free fall is an example of which of the following?
Flemings right hand rule is used to find the direction of the –
