Friday

April 18, 2014

April 18, 2014

Total # Posts: 7

**math**

Prove that the real numbers with the operation of addition is a group but that the real numbers with the operation multiplication is not a group

**algebra**

Give am example of a function f.N N with the property that there exists a function g. N N such that the composition got is the identity function on N but for no function h. N N does it hold that fog is the identity function on N.Prove all claims

**BIOLOGY**

Why does the quadrant streak technique able to give single colonies?

**biology**

Why are antibiotics and vitamins not normally autoclaved when preparing microbiological media?

**university of the west indies**

The pH of a 0.164 M aqueous solution of dimethylamine is 11.98. Write the ionization equation, calculate the values of Kb and pKb and comment on strength of the base....

**physics**

the mass of a body is 50 kg on the surface of the earth.find its weight on the surface of a planet whose mass is double than the mass of the earth and radius is 5 times the radius of the earth

**biology**

Why are antibiotics and vitamins not normally autoclaved when preparing microbiological media?

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