Find the ph value, 50ml of 0.1M NH 4 OH ,25ml NH 4 Cl weere used to make a ...

50ml of 0.1M NH 4 OH ,25ml NH 4 Cl weere used to make a buffer . what is the PH is if Pk b is 4.8? Solution) The given buffer is a base buffer [NH4OH] =[(50*0.1)/75] [NH4Cl] =[(

Important synthetic rubbers: styrene rubber , Styrene rubber (GR-S or Buna-...

Styrene rubber (GR-S or Buna-S or SBR or Ameripol): Styrene butadiene rubber (SBR) is prepared by the copolymerization of butadiene (75%) and styrene (25%) in an emulsion styrene

Define the planck constant, Q. Define the Planck constant? The energy o...

Q. Define the Planck constant? The energy of a photon ( E photon) of a certain frequency (violet) is able to be calculated by using the following equation in which h represen

Alcohol, what are the uses of alcohol

what are the uses of alcohol

Explain two properties of acetonitrile b, Mention two properties of acetoni...

Mention two properties of acetonitrile b of which it acts as a good solvent. Draw a diagram showing the formation of bonding and antibonding molecular orbitals by the LCAO in ho

#tstereochemisty, what is the difference between mirror image and optical i...

what is the difference between mirror image and optical isomerism?

Ionic bond,

Equilibrium equations, 2NO N2 + O2 has a Keq of 85 Keq = [N2}{02} ...

2NO N2 + O2 has a Keq of 85 Keq = [N2}{02} ------- [NO]2 at equilibrium, would have more reactants or products

Preparations of alkanes, How alkanes are prepaired?

How alkanes are prepaired?

What gas form by the hydrolysis of cacn2, What gas form by the hydrolysis o...

What gas form by the hydrolysis of CaCN 2 ? Write down the equation of the reaction of CaCN 2 with water.