adding fractions calculator

It is defined as the fraction of the total number of molecules undergoing dissociation at a given concentratio..

It is the ratio of number of moles of one component (solute or solvent) to the total number of moles of all the components (solute and solvent) present in the solution. It is denoted by the symbol X. Let us suppose that a solution contains two components A and B and suppose that n A moles of A an..

What is the least value of a proper fraction which, when added to 3 5 7 , makes it a whole number? => 1 7 or 2 7 or 5 7 or None of the above..

When a fraction is added to 5 21 , the sum is 10 21 . Find the fraction. => 1 21 or 1 5 or 5 21 or 21 5..

Which statement leads you through to estimate mentally the quotient of 1 1 7 5 0 to the nearest tenth? I. Use a calculator. II. Check for numbers that multiply with 50 to give 117. III. The fraction is easily convertible to a fraction with a denominator of 100. => III ..

Calculate the packing fraction of a particle from the following dat..

Sodium metal is extracted by the electrolysis of molten sodium chloride. Calculated amount of calcium chloride is added to sodium chloride to lower its melting poin..

* The empirical formula of the compound is written. * The empirical formula mass is calculated by adding the atomic masses of all atoms present in the empirical formul..

Other Methods of Expressing Concentration of Solution - Molality is defined as the number of moles of solute dissolved per 1000 g (1 kg) of solvent. Molality is expressed as 'm'. Mole Fraction is the ratio of number of moles of one component to the total number of moles (solute and solven..

Manufacture of Sodium Metal - Sodium metal is extracted by the electrolysis of molten sodium chloride. Calculated amount of calcium chloride is added to sodium chloride to lower its melting point. The chemical reactions taking place a..