Dirty snow melts very slowly

A metal in the powdered form reacts very slowly with boiling water, but it decomposes steam. Name the metal.

(a) A metal in the powdered form reacts very slowly with the boiling water, but it decomposes in steam. Name the metal. (b) Write a balanced equation for the reaction occurring in (a).

The velocity of air molecules is about 500 ms^(-1) . But still the smell of a scent speards very slowly. Why?

An ideal gas is allowed to expand from 5 L to 15 L once rapidly and once very slowly. The magnitude of work done in two processes are W_(1) and W_(2) , they are related as

The soap bubble formed at the end of the tube is blown very slowly. Draw the graph between excess of pressure inside the bubble with time.

Why does ice melt slowly at higher altitudes?

The theory that continents are slowly circling the globe was put forward by

Statement I: Frictional heat generated by the moving ski is the chief factor which promotes sliding in skiing while waxing the ski makes skiing more easy. Statement II: Due to friction, energy dissipates in the form of heat. As a result, it melts the snow below it. Wax is water repellent.

On increasing the reverse bias to a large value in a pn junction diode , the current A. remains fixed B. suddenly increased C. decreases slowly D. Increased slowly

The snow Leopard is