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The uncertainty in the position of a moving bullet of mass 10 gm is 10 -5 m  . Calculate the uncertainty in its velocity: (1) 5.2 x 10 -28 / sec                         (

Asmat ullah.., formula of lactic acid

formula of lactic acid

Answer, explain the law of chemical combination

explain the law of chemical combination

Ionic bond,

Isolation and purification of metals, Q. Isolation and purification of meta...

Q. Isolation and purification of metals? metals as a group of elements have acquired a unique importance in the modern world. However, nature' does not generally offer us metal

Periodic table and periodicity of properties, alkali metals belong to s-blo...

alkali metals belong to s-block in the periodic table.why?

Name the principal ore of tin or lead, Name the principal ore of tin or lea...

Name the principal ore of tin or lead. Describe the different steps (along with equationsfor the reactions) involved in the extraction of the metal from the ore named. Name

What is spontaneous reactions, Q. What is Spontaneous reactions? Ans. ...

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Physical properties of maleic acid and fumaric acid, Physical Properties of...

Physical Properties of Maleic Acid and Fumaric Acid (i) Maleic Acid and Fumaric Acid Both are colourless crystalline solids. They both are soluble in water. (ii) The melting

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what is the gram atomic mass of hydrogen and oxygen?