What is the instrument used to measure the amount of radioactive elements in a sample

What decision were made by the first congress during its first year that shape the future of the government

What occurred during the free banking era? the dollar bill was introduced. the second bank of the united states was established. repaying of loans was not closely monitored. currency varied widely from state to state.

What strategies did the writers/producers use to differentiate between tonto and the characters if the dominant culture?