Questions by Miguel Ferreira

Questions by Miguel Ferreira

Manganese-56 is a beta emitter with a half-life of 2.6 hours. What is the mass of manganese-56 in a 8.0 g sample of the isotope at the end of 13 hours?

asked Mar 22, 2021

1 answer

0 votes

204k views

A murexide soution has a concentration of 3.52x10-4M and an absorbance of 1.850. what is the molar absorptivity of the solution?

asked Feb 11, 2021

1 answer

2 votes

41.9k views

11. D(-2, 3), E(5, 5), F(-4, 10) Find the measures of the sides of DEF,then classify it by its sides

asked Feb 10, 2021

1 answer

0 votes

181k views

A systematic process to find a solution to a question or issue is called ________________. creative thinking higher order thinking critical thinking problem solving

asked Dec 1, 2020

1 answer

1 vote

124k views

Which best identifies jack Robinson’s reason for writing his letter to president Eisenhower

asked Feb 26, 2020

1 answer

2 votes

166k views

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