Answer to Question #138917 in General Chemistry for Rose Barnhart

Question

Mineral wolframite is the main source of the metal tungsten.
One of its components has formula MnWO4. What percent of this component is tungsten by mass?

Answer 1

The molar mass of wolframite is

$54.938 +183.85+4\times15.999=302.78g/mol$ $\%W=\frac{183.85}{302.78}\times100\%=60.72\%$

Answer: 60.72%