What was the process that marie curie used to turn 8 tons of rubble into 1/5 of a teaspoon of radium?

a) she pounded it with a sledgehammers until it liquified.

b). she boiled, coaxed, and reduced it over 4 years

c) she took four years to get the materials to her lab, and by then, it had liquified on its own

Why do you suppose the structural polysaccharide cellulose does not contain branches? why do you suppose the structural polysaccharide cellulose does not contain branches? branches in the molecule would generate side chains that would almost certainly make it difficult to pack the cellulose molecules into globules, thereby decreasing the flexibility and strength of the globules. branches in the molecule would generate side chains that would almost certainly make it difficult to pack the cellulose molecules into microfibrils, thereby increasing the rigidity and strength of the microfibrils. branches in the molecule would generate side chains that would almost certainly make it difficult to pack the cellulose molecules into globules, thereby increasing the flexibility and strength of the globules. branches in the molecule would generate side chains that would almost certainly make it difficult to pack the cellulose molecules into microfibrils, thereby decreasing the rigidity and strength of the microfibrils.

What is a metal replacement reaction

Nonpoint source pollution is difficult to control because it