X it by the molar mass of tungsten
The molality of the solution is 0.0833 m
calculation
molality=mass of the solute/mass of the solvent
= 25g/300 =0.0833m
Matter cannot be created or destroyed.
The mass of the reactants in a chemical reaction will equal the mass of the products
Hope this helps :)
Enter a chemical formula to calculate its molar mass and elemental composition: Notice: your ... as a zero '0' Molar mass of Na2Co3*10H2O<span> is 402.9319 g/mol ...</span>